{"id":1496,"date":"2022-04-19T12:48:45","date_gmt":"2022-04-19T12:48:45","guid":{"rendered":"https:\/\/www.splashlearn.com\/article-test-new\/?page_id=1496"},"modified":"2023-10-30T05:30:36","modified_gmt":"2023-10-30T05:30:36","slug":"circle-definition-with-examples","status":"publish","type":"post","link":"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle","title":{"rendered":"Circle &#8211; Definition, Parts, FAQs, Practice Problems, Examples"},"content":{"rendered":"\n<div class=\"wp-block-columns eplus-wrapper is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column eplus-wrapper is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\"><div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\tMath-Vocabulary\n<\/span><\/div>\n\n<div class=\"ub_table-of-contents\" data-showtext=\"show\" data-hidetext=\"hide\" data-scrolltype=\"auto\" id=\"ub_table-of-contents-858515fd-1de4-4081-8a14-c1dc58321335\" data-initiallyhideonmobile=\"false\"\n                    data-initiallyshow=\"true\"><div class=\"ub_table-of-contents-extra-container\"><div class=\"ub_table-of-contents-container ub_table-of-contents-1-column \"><ul><li><a href=https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle#0-what-is-a-circle->What Is a Circle?&nbsp;<\/a><\/li><li><a href=https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle#2-interior-and-exterior-of-a-circle>Interior and Exterior of a Circle<\/a><\/li><li><a href=https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle#5-parts-of-a-circle>Parts of a Circle<\/a><\/li><li><a href=https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle#7-solved-examples-on-circle->Solved Examples on Circle<\/a><\/li><li><a href=https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle#8-practice-problems-on-circle>Practice Problems On Circle<\/a><\/li><li><a href=https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle#9-frequently-asked-questions-on-circle>Frequently Asked Questions On Circle<\/a><\/li><\/ul><\/div><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"0-what-is-a-circle-\">What Is a Circle?&nbsp;<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>A circle is a round-shaped figure that has no corners or edges.&nbsp;<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">In <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/geometry\" title=\"\">geometry<\/a>, a circle can be defined as a\u00a0<a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/closed-shape\" title=\"\">closed shape<\/a>,\u00a0<a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/2-dimensional\">two-dimensional shape,<\/a>\u00a0curved\u00a0shape.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default eplus-wrapper\"><img decoding=\"async\" src=\"https:\/\/cdn-skill.splashmath.com\/panel-uploads\/GlossaryTerm\/8bc0a422674548a48e2500b880628b91\/1544077479_Circle-Shape.png\" alt=\"All About Circle in Geometry\" title=\"All About Circle in Geometry\"\/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">A&nbsp;few things around us that are circular in shape are a car tire, a wall clock that tells time, and a lollipop.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-11-01.png\" alt=\"Circle Shapes\" class=\"wp-image-3664\" title=\"Circle Shapes\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-11-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-11-01-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<div id=\"recommended-games-container-id\" class=\"recommended-games-container\"><h4 class=\"recommended-games-container-headline\">Recommended Games<\/h4><div class=\"recommended-games-container-slides\"><div class=\"game-card-container-outer\">\r\n\t<a href=\"https:\/\/www.splashlearn.com\/s\/math-games\/count-upto-10-objects-in-circle\" data-vars-ga-category=\"splashlearn_vocab\" data-vars-ga-action=\"games_recommendations\" data-vars-ga-label=\"post_widget\">\r\n\t\t<div class=\"game-card-container-inner-block\">\r\n\t\t\t<img decoding=\"async\" class=\"game-card-container-inner-img\" src=\"https:\/\/cdn.splashmath.com\/curriculum_uploads\/images\/playables\/count_comp_hide_and_seek_10_gm.png\" alt=\"Count upto 10 Objects in Circle Game\">\r\n\t\t<\/div>\r\n\t\r\n\t\t<div class=\"game-card-container-inner\">\r\n\t\t\t<div class=\"game-card-container-inner-name\">Count upto 10 Objects in Circle Game<\/div>\r\n\t\t\t<span class=\"game-card-container-inner-cta\">Play<\/span>\r\n\t\t<\/div>\r\n\t<\/a>\r\n<\/div><div class=\"game-card-container-outer\">\r\n\t<a href=\"https:\/\/www.splashlearn.com\/s\/math-games\/identify-circles-and-rectangles\" data-vars-ga-category=\"splashlearn_vocab\" data-vars-ga-action=\"games_recommendations\" data-vars-ga-label=\"post_widget\">\r\n\t\t<div class=\"game-card-container-inner-block\">\r\n\t\t\t<img decoding=\"async\" class=\"game-card-container-inner-img\" src=\"https:\/\/cdn.splashmath.com\/curriculum_uploads\/images\/playables\/geometry_circles_rectangles_pt.png\" alt=\"Identify Circles and Rectangles Game\">\r\n\t\t<\/div>\r\n\t\r\n\t\t<div class=\"game-card-container-inner\">\r\n\t\t\t<div class=\"game-card-container-inner-name\">Identify Circles and Rectangles Game<\/div>\r\n\t\t\t<span class=\"game-card-container-inner-cta\">Play<\/span>\r\n\t\t<\/div>\r\n\t<\/a>\r\n<\/div><div class=\"game-card-container-outer\">\r\n\t<a href=\"https:\/\/www.splashlearn.com\/s\/math-games\/match-rectangles-and-circles\" data-vars-ga-category=\"splashlearn_vocab\" data-vars-ga-action=\"games_recommendations\" data-vars-ga-label=\"post_widget\">\r\n\t\t<div class=\"game-card-container-inner-block\">\r\n\t\t\t<img decoding=\"async\" class=\"game-card-container-inner-img\" src=\"https:\/\/cdn.splashmath.com\/curriculum_uploads\/images\/playables\/geometry_amusement_park_3_6_gm.png\" alt=\"Match Rectangles and Circles Game\">\r\n\t\t<\/div>\r\n\t\r\n\t\t<div class=\"game-card-container-inner\">\r\n\t\t\t<div class=\"game-card-container-inner-name\">Match Rectangles and Circles Game<\/div>\r\n\t\t\t<span class=\"game-card-container-inner-cta\">Play<\/span>\r\n\t\t<\/div>\r\n\t<\/a>\r\n<\/div><\/div><p class=\"recommended-games-container-desc\"><a href=\"https:\/\/www.splashlearn.com\/games\">More Games<\/a><\/p><button class=\"scroll-right-arrow\"><\/button><\/div><script type=\"text\/javascript\">\n        document.addEventListener(\"DOMContentLoaded\", function() {\n            const container = document.querySelector(\"#recommended-games-container-id\");\n            const slidesContainer = container.querySelector(\".recommended-games-container-slides\");\n            const cards = slidesContainer.querySelectorAll(\".game-card-container-outer\");\n            const scrollRightArrow = container.querySelector(\".scroll-right-arrow\");\n\n            function adjustContainerStyles() {\n                const numCards = cards.length;\n\n                if (numCards === 1) {\n                    container.style.maxWidth = \"30%\";\n                    container.style.textAlign = \"center\";\n                } else if (numCards === 2) {\n                    container.style.maxWidth = \"50%\";\n                    container.style.textAlign = \"center\";\n                } else if (numCards === 3) {\n                    container.style.maxWidth = \"75%\";\n                    container.style.textAlign = \"center\";\n                } else {\n                    container.style.maxWidth = \"\";\n                    container.style.textAlign = \"\";\n                }\n            }\n\n            function checkScrollPosition() {\n                const maxScrollLeft = slidesContainer.scrollWidth - slidesContainer.clientWidth;\n                if ((slidesContainer.scrollLeft + 10) >= maxScrollLeft) {\n                    scrollRightArrow.style.display = \"none\"; \/\/ Hide the arrow if fully scrolled\n                } else {\n                    scrollRightArrow.style.display = \"block\"; \/\/ Show the arrow if not fully scrolled\n                }\n            }\n\n            scrollRightArrow.addEventListener(\"click\", function() {\n                const scrollAmount = 300; \/\/ Adjust based on the container's width and your needs\n                slidesContainer.scrollLeft += scrollAmount;\n                setTimeout(checkScrollPosition, 100); \/\/ Delay to allow scroll update\n            });\n\n            adjustContainerStyles();\n            checkScrollPosition();\n            slidesContainer.addEventListener(\"scroll\", checkScrollPosition);\n        });\n    <\/script><h2 class=\"wp-block-heading eplus-wrapper\" id=\"1-center-of-a-circle\"><br>Center of a Circle<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>The center of a circle is the center point in a circle from which all the distances to the points on the circle are equal. This distance is called the radius of the circle.<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Here, point P is the center of the circle.<\/p>\n\n\n\n<figure class=\"wp-block-image is-style-default eplus-wrapper\"><img decoding=\"async\" src=\"https:\/\/lh4.googleusercontent.com\/UFzlh3XS6NATo3CNcMp3hjFvMUpqsGfHOkYVWOR5fMWLk5pDS7R069J3ZEgkhItIgVwo7qo6ZwS0IZmNtUkJRNs3n6l4k4tZ3UFrDx2nX2ZPnQ3eniEw1SY1QZwJlR3M28OyEFjoXLBZZEeCFw\" alt=\"Center of a Circle\" title=\"Center of a Circle\"\/><\/figure>\n\n\n\n<div id=\"recommended-worksheets-container-id\" class=\"recommended-games-container\"><h4 class=\"recommended-games-container-headline\">Recommended Worksheets<\/h4><div class=\"recommended-games-container-slides\"><div class=\"worksheet-card-container-outer\">\r\n\t<a href=\"https:\/\/www.splashlearn.com\/s\/math-worksheets\/circle-equivalent-fractions\" data-vars-ga-category=\"splashlearn_vocab\" data-vars-ga-action=\"worksheets_recommendations\" data-vars-ga-label=\"post_widget\">\r\n\t    <div class=\"worksheet-card-container-inner-block\">\r\n\t        <img decoding=\"async\" class=\"worksheet-card-container-inner-img\" src=\"https:\/\/cdn.splashmath.com\/cms_assets\/s\/math-worksheets\/circle-equivalent-fractions.jpeg\" alt=\"Circle Equivalent Fractions Worksheet\">\r\n\t    <\/div>\r\n\t\t<div class=\"worksheet-card-container-inner\" >\r\n\t\t<\/div><\/a>\r\n<\/div><div class=\"worksheet-card-container-outer\">\r\n\t<a href=\"https:\/\/www.splashlearn.com\/s\/math-worksheets\/squares-and-circles\" data-vars-ga-category=\"splashlearn_vocab\" data-vars-ga-action=\"worksheets_recommendations\" data-vars-ga-label=\"post_widget\">\r\n\t    <div class=\"worksheet-card-container-inner-block\">\r\n\t        <img decoding=\"async\" class=\"worksheet-card-container-inner-img\" src=\"https:\/\/cdn.splashmath.com\/cms_assets\/s\/math-worksheets\/squares-and-circles.jpeg\" alt=\"Squares and Circles Worksheet\">\r\n\t    <\/div>\r\n\t\t<div class=\"worksheet-card-container-inner\" >\r\n\t\t<\/div><\/a>\r\n<\/div><\/div><p class=\"recommended-games-container-desc\"><a href=\"https:\/\/www.splashlearn.com\/worksheets\">More Worksheets<\/a><\/p><button class=\"scroll-right-arrow\"><\/button><\/div><script type=\"text\/javascript\">\n        document.addEventListener(\"DOMContentLoaded\", function() {\n            const container = document.querySelector(\"#recommended-worksheets-container-id\");\n            const slidesContainer = container.querySelector(\".recommended-games-container-slides\");\n            const cards = slidesContainer.querySelectorAll(\".worksheet-card-container-outer\");\n            const scrollRightArrow = container.querySelector(\".scroll-right-arrow\");\n\n            function adjustContainerStyles() {\n                const numCards = cards.length;\n\n                if (numCards === 1) {\n                    container.style.maxWidth = \"30%\";\n                    container.style.textAlign = \"center\";\n                } else if (numCards === 2) {\n                    container.style.maxWidth = \"50%\";\n                    container.style.textAlign = \"center\";\n                } else if (numCards === 3) {\n                    container.style.maxWidth = \"75%\";\n                    container.style.textAlign = \"center\";\n                } else {\n                    container.style.maxWidth = \"\";\n                    container.style.textAlign = \"\";\n                }\n            }\n\n            function checkScrollPosition() {\n                const maxScrollLeft = slidesContainer.scrollWidth - slidesContainer.clientWidth;\n                if ((slidesContainer.scrollLeft + 10) >= maxScrollLeft) {\n                    scrollRightArrow.style.display = \"none\"; \/\/ Hide the arrow if fully scrolled\n                } else {\n                    scrollRightArrow.style.display = \"block\"; \/\/ Show the arrow if not fully scrolled\n                }\n            }\n\n            scrollRightArrow.addEventListener(\"click\", function() {\n                const scrollAmount = 300; \/\/ Adjust based on the container's width and your needs\n                slidesContainer.scrollLeft += scrollAmount;\n                setTimeout(checkScrollPosition, 100); \/\/ Delay to allow scroll update\n            });\n\n            adjustContainerStyles();\n            checkScrollPosition();\n            slidesContainer.addEventListener(\"scroll\", checkScrollPosition);\n        });\n    <\/script><h2 class=\"wp-block-heading eplus-wrapper\" id=\"2-interior-and-exterior-of-a-circle\"><br>Interior and Exterior of a Circle<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Consider the circle with center P and radius r. A circle has an interior and an exterior region.<\/p>\n\n\n\n<figure class=\"wp-block-image is-style-default eplus-wrapper\"><img decoding=\"async\" src=\"https:\/\/lh3.googleusercontent.com\/pIu3Gr_G0fy-iulRYmtKrtjWN_s7dihPgWzoZregSOfipsCuTWfgdofxyCWwFFiPlF8ZlTHHu4j4rgV5bRmLrpewN7vb-qRfb_YVMqptrxcbuuDOLKNZHoO88j4YUHwMp1Segr8\" alt=\"Interior and Exterior of a Circle\" title=\"Interior and Exterior of a Circle\"\/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">All those points for which the distance is less than the radius of&nbsp; a circle lie in the interior of the circle. For example points P, Q, and R lie in the interior of the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">All those points for which the distance is greater than the radius of a circle lie in the exterior of the circle. For example points S and T lie on the exterior of the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">All those points for which the distance is equal to that of the radius of a circle lie on the circle. For example points U and V lie on the circle.<\/p>\n\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"3-semicircle\">Semicircle:<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Semi means half, so semicircle is <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/half-circle\" title=\"\">half a circle<\/a>. It is formed by cutting a whole circle along a line segment passing through the center of the circle. <strong>This <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/line-segment\" title=\"\">line segment<\/a> is called the diameter of the circle.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image is-style-default eplus-wrapper\"><img decoding=\"async\" src=\"https:\/\/lh4.googleusercontent.com\/7H8IDNHWt56H0qLq_bVCPDAe2HrKNNtlYSZ-tA58ewqkTAOXOYsoULFw6RlfaaGDhqZYZnfXCEjIZw0mhoglEwsMMg5nEE1JIdgfnxs4Shp4HCS8YTmmxXzVlP33uXdCwe1T3AuqabbuwWxdPQ\" alt=\"Semicircle\" title=\"Semicircle\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"4-quarter-circle\">Quarter Circle:<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Quarter means one-fourth. So, a quarter circle is a <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/quarter-circle\" target=\"_blank\" rel=\"noopener\" title=\"\">quarter of a circle<\/a>, formed by splitting a circle into 4 equal parts or a semicircle into 2 <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/counting-and-comparison\/equal-parts\" title=\"\">equal parts<\/a>.\u00a0<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>A quarter circle is also called a quadrant.&nbsp;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image is-style-default eplus-wrapper\"><img decoding=\"async\" src=\"https:\/\/lh6.googleusercontent.com\/PIWHDU6fszLfZG7k0ks8oKqHVYnnYS-rbgiSAwVyCqvubTXmjkMrg2sSnKd2lloci6AAj_xeTvTGV009FGIsKbiSzp6TZ6NtERBRV2mykatNk6f6isgXLJC_15Rr6ZkCXkkD8EaQqE_Y_7kGzA\" alt=\"Quarter Circle\" title=\"Quarter Circle\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"5-parts-of-a-circle\"><br>Parts of a Circle<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>The Radius of a Circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">A radius is a line segment with one endpoint at the center of the circle and the other endpoint on the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Radius = $\\frac{Diameter}{2}$<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-1-01-2.png\" alt=\"Radius of a Circle\" class=\"wp-image-3665\" title=\"Radius of a Circle\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-1-01-2.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-1-01-2-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br><strong>Diameter of a Circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>A line segment passing through the center of a circle, and having its endpoints on the circle, is called the diameter of the circle.<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Diameter = 2 \u00d7 radius<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-2-01-1.png\" alt=\"Diameter of a Circle\" class=\"wp-image-3666\" title=\"Diameter of a Circle\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-2-01-1.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-2-01-1-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br><strong>Circumference:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/circumference-of-a-circle\" title=\"\">circumference of a circle<\/a> is the distance around a circle. It is the same as the <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/perimeter\" title=\"\">perimeter<\/a> of other <a href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/shape\" title=\"\">shapes<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-3-01.png\" alt=\"Circumference of a Circle\" class=\"wp-image-3667\" title=\"Circumference of a Circle\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-3-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-3-01-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br><strong>Chords of Circles:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">A line segment with its endpoints lying on a circle is called the chord of the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The diameter of a circle is its largest chord.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-4-01.png\" alt=\"Chord of Circles:\" class=\"wp-image-3668\" title=\"Chord of Circles:\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-4-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-4-01-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br><strong>Arc of a Circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">An arc is a part of the circle, with all its points on the circle. It is a curve that is a part of its circumference.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">An arc that connects the endpoints of the diameter has a measure of 180\u00b0 and it is called a semicircle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">An arc divides the circle into two parts. The smaller part is called the minor arc and the greater part is called the major arc.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-5-01.png\" alt=\"Arc of a Circle:\" class=\"wp-image-3669\" title=\"Arc of a Circle:\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-5-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-5-01-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br><strong>The Secant of a Circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">A secant is a line that intersects a circle at exactly two points.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-6-01.png\" alt=\"Secant of a Circle\" class=\"wp-image-3670\" title=\"Secant of a Circle\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-6-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-6-01-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br><strong>Tangent of a Circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">A tangent is a line that intersects a circle at exactly one point.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"249\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-7-01.png\" alt=\"Tangent of a Circle\" class=\"wp-image-3672\" title=\"Tangent of a Circle\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-7-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-7-01-300x110.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br><strong>Segments of a Circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">A chord of a circle divides the circular region into two parts. Each part is called the segment of the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The segment containing the minor arc is called the minor segment and the segment containing the major arc is called the major segment.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"224\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-8-01.png\" alt=\"Segments of a Circle\" class=\"wp-image-3673\" title=\"Segments of a Circle\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-8-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-8-01-300x99.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><br>The Sector<strong> of a Circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The sector of a circle is a part of the circle that is enclosed by two radii and an arc of the circle as a part of its boundary.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">When two radii meet at the center of the circle to form the sector, it actually forms two sectors. A sector of a circle is called the minor sector if the minor arc of the circle is a part of its boundary. A sector is called the major sector if the major arc of the circle is a part of its boundary.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"236\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-9-01.png\" alt=\"The Sector of a Circle:\" class=\"wp-image-3674\" title=\"The Sector of a Circle:\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-9-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-9-01-300x104.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"6-circle-formulas\"><br>Circle Formulas<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Area of a circle:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The area of a circle is the region enclosed inside the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The area of a circle depends on the length of its radius.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Area = $\\pi$r$^{2}$<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Circumference:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The distance around the circle is the circumference of the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Circumference = 2$\\pi$r<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The value of $\\pi$ = 3.14 or $\\frac{22}{7}$<\/p>\n\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"7-solved-examples-on-circle-\"><strong>Solved Examples on Circle<\/strong><\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Example 1: Match each term with the correct definition.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"230\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-12-01-1.png\" alt=\"Solved Example of Circle\" class=\"wp-image-3675\" title=\"Solved Example of Circle\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-12-01-1.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-12-01-1-300x101.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Solution:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">1 \u2013 b<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">2 \u2013 d<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">3 \u2013 a<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">4 \u2013 c<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Example 2: Use the figure to answer the questions.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default eplus-wrapper\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"278\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-10-01.png\" alt=\"Solved Example of Circle 2\" class=\"wp-image-3676\" title=\"Solved Example of Circle 2\" srcset=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-10-01.png 680w, https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/circle-10-01-300x123.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<ol class=\"eplus-wrapper wp-block-list\">\n<li class=\"eplus-wrapper\">Which term best describes OE?<\/li>\n\n\n\n<li class=\"eplus-wrapper\">Name 3 line segments that have the same length.<\/li>\n\n\n\n<li class=\"eplus-wrapper\">Name the secant.<\/li>\n\n\n\n<li class=\"eplus-wrapper\">Which two terms can be used to describe AB?<\/li>\n<\/ol>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Solution:<\/strong><\/p>\n\n\n\n<ol class=\"eplus-wrapper wp-block-list\">\n<li class=\"eplus-wrapper\">Radius<\/li>\n\n\n\n<li class=\"eplus-wrapper\">OA, OB, and OE&nbsp;<\/li>\n\n\n\n<li class=\"eplus-wrapper\">PQ<\/li>\n\n\n\n<li class=\"eplus-wrapper\">Diameter and chord<\/li>\n<\/ol>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Example 3: If a circle has a radius of <\/strong>3 cm, what is the length of <strong>its longest chord?<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Solution:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The longest chord is the diameter of the circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Diameter = 2 \u00d7 radius = 2 \u00d7 3 = 6 cm<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Example 4: The minute hand of a circular clock is 21 cm long. How far does the tip move in 1 hour?<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><strong>Solution:<\/strong><\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The distance covered in 1 hour is the circumference of the clock, which is a circle.<\/p>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Circumference = 2$\\pi$r = 2 \u00d7 $\\frac{22}{7}$ \u00d7 21 = 132 cm<\/p>\n\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"8-practice-problems-on-circle\">Practice Problems On Circle<\/h2>\n\n\n\n<p class=\"eplus-wrapper wp-block-paragraph\"><div class=\"spq_wrapper\"><h2 style=\"display:none;\">Circle<\/h2><p style=\"display:none;\">Attend this Quiz & Test your knowledge.<\/p><div class=\"spq_question_wrapper\" data-answer=\"2\"><span class=\"spq_question_header\"><span class=\"sqp_question_number\">1<\/span><h3 class=\"sqp_question_text\">A circle with center O has radius 5 cm and OQ = 7 cm, then where does point Q lie?<\/h3><\/span><div class=\"spq_answer_block\" data-value=\"0\">On the circle.<\/div><div class=\"spq_answer_block\" data-value=\"1\">In the interior of the circle.<\/div><div class=\"spq_answer_block\" data-value=\"2\">In the exterior of the circle.<\/div><div class=\"sqp_question_hint\"><div class=\"sqp_question_hint__header\"><span class=\"spq_correct\">Correct<\/span><span class=\"spq_incorrect\">Incorrect<\/span><\/div><div class=\"sqp_question_hint__content\"><span>Correct answer is: In the exterior of the circle.<br\/>The length of OQ is greater than the radius of the circle. So point Q lies in the exterior of the circle.<\/span><\/div><\/div><\/div><div class=\"spq_question_wrapper\" data-answer=\"3\"><span class=\"spq_question_header\"><span class=\"sqp_question_number\">2<\/span><h3 class=\"sqp_question_text\">The total number of diameters of a circle is:<\/h3><\/span><div class=\"spq_answer_block\" data-value=\"0\">1<\/div><div class=\"spq_answer_block\" data-value=\"1\">2<\/div><div class=\"spq_answer_block\" data-value=\"2\">3<\/div><div class=\"spq_answer_block\" data-value=\"3\">Infinite (uncountable)<\/div><div class=\"sqp_question_hint\"><div class=\"sqp_question_hint__header\"><span class=\"spq_correct\">Correct<\/span><span class=\"spq_incorrect\">Incorrect<\/span><\/div><div class=\"sqp_question_hint__content\"><span>Correct answer is: Infinite (uncountable)<br\/>Diameter is the line segment passing through the center of the circle and having endpoints on the circle. There are infinite lines that can pass through a point and so there is an infinite number of diameters of a circle.<\/span><\/div><\/div><\/div><div class=\"spq_question_wrapper\" data-answer=\"2\"><span class=\"spq_question_header\"><span class=\"sqp_question_number\">3<\/span><h3 class=\"sqp_question_text\">Two circles of center P and Q with radii 4 cm and 5.5 cm touches externally, what is the distance between their centers?<\/h3><\/span><div class=\"spq_answer_block\" data-value=\"0\">4 cm<\/div><div class=\"spq_answer_block\" data-value=\"1\">5.5 cm<\/div><div class=\"spq_answer_block\" data-value=\"2\">9.5<\/div><div class=\"spq_answer_block\" data-value=\"3\">1.5<\/div><div class=\"sqp_question_hint\"><div class=\"sqp_question_hint__header\"><span class=\"spq_correct\">Correct<\/span><span class=\"spq_incorrect\">Incorrect<\/span><\/div><div class=\"sqp_question_hint__content\"><span>Correct answer is: 9.5<br\/>The distance between centers = 4 cm + 5.5 cm = 9.5 cm<\/span><div class=\"spq_explanation_image\"><img decoding=\"async\" src=\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/image10-11.png\"><\/div><\/div><\/div><\/div><div class=\"spq_question_wrapper\" data-answer=\"1\"><span class=\"spq_question_header\"><span class=\"sqp_question_number\">4<\/span><h3 class=\"sqp_question_text\">If the circumference of the circle is 176 cm. What will be its area?<\/h3><\/span><div class=\"spq_answer_block\" data-value=\"0\">56 cm<sup>2<\/sup><\/div><div class=\"spq_answer_block\" data-value=\"1\">2,464 cm<sup>2<\/sup><\/div><div class=\"spq_answer_block\" data-value=\"2\">232 cm<sup>2<\/sup><\/div><div class=\"spq_answer_block\" data-value=\"3\">1232 cm<sup>2<\/sup><\/div><div class=\"sqp_question_hint\"><div class=\"sqp_question_hint__header\"><span class=\"spq_correct\">Correct<\/span><span class=\"spq_incorrect\">Incorrect<\/span><\/div><div class=\"sqp_question_hint__content\"><span>Correct answer is: 2,464 cm<sup>2<\/sup><br\/>Circumference = 2\u03c0r<br>\r\n\r\n176 = 2 \u00d7 $\\frac{22}{7}$ \u00d7 r<br>\r\n\r\nr = 28 cm<br>\r\n\r\nArea = \u03c0r<sup>2<\/suo> = $\\frac{22}{7}$ \u00d7 28 \u00d7 28 = 2,464 cm<sup>2<\/sup><\/span><\/div><\/div><\/div><\/div>  <script type=\"application\/ld+json\">{\n        \"@context\": \"https:\/\/schema.org\/\", \n        \"@type\": \"Quiz\", \n        \"typicalAgeRange\": \"3-11\",\n        \"educationalLevel\":  \"beginner\",\n        \"assesses\" : \"Attend this Quiz & Test your knowledge.\",\n        \"educationalAlignment\": [\n              {\n                \"@type\": \"AlignmentObject\",\n                \"alignmentType\": \"educationalSubject\",\n                \"targetName\": \"Math\"\n              }] ,\n        \"name\": \"Circle\",        \n        \"about\": {\n                \"@type\": \"Thing\",\n                \"name\": \"Circle\"\n        },  \n        \"hasPart\": [{\n                    \"@type\": \"Question\",   \n                    \"eduQuestionType\": \"Multiple choice\",\n                    \"learningResourceType\": \"Practice problem\",\n                    \"name\": \"A circle with center O has radius 5 cm and OQ = 7 cm, then where does point Q lie?\",\n                    \"text\": \"A circle with center O has radius 5 cm and OQ = 7 cm, then where does point Q lie?\",\n                    \"comment\": {\n                      \"@type\": \"Comment\",\n                      \"text\": \"The length of OQ is greater than the radius of the circle. So point Q lies in the exterior of the circle.\"\n                    },\n                    \"encodingFormat\": \"text\/html\",\n                    \"suggestedAnswer\": [ {\n                                \"@type\": \"Answer\",\n                                \"position\": 0,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"On the circle.\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"The length of OQ is greater than the radius of the circle. So point Q lies in the exterior of the circle.\"\n                                    }\n                                }, {\n                                \"@type\": \"Answer\",\n                                \"position\": 1,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"In the interior of the circle.\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"The length of OQ is greater than the radius of the circle. So point Q lies in the exterior of the circle.\"\n                                    }\n                                }],\n                    \"acceptedAnswer\": {\n                      \"@type\": \"Answer\",\n                      \"position\": 2,\n                      \"encodingFormat\": \"text\/html\",\n                      \"text\": \"In the exterior of the circle.\",\n                      \"comment\": {\n                          \"@type\": \"Comment\",\n                          \"text\": \"The length of OQ is greater than the radius of the circle. So point Q lies in the exterior of the circle.\"\n                        },\n                      \"answerExplanation\": {\n                        \"@type\": \"Comment\",\n                        \"text\": \"The length of OQ is greater than the radius of the circle. So point Q lies in the exterior of the circle.\"\n                      }\n                    } \n\n                    },{\n                    \"@type\": \"Question\",   \n                    \"eduQuestionType\": \"Multiple choice\",\n                    \"learningResourceType\": \"Practice problem\",\n                    \"name\": \"The total number of diameters of a circle is:\",\n                    \"text\": \"The total number of diameters of a circle is:\",\n                    \"comment\": {\n                      \"@type\": \"Comment\",\n                      \"text\": \"Diameter is the line segment passing through the center of the circle and having endpoints on the circle. There are infinite lines that can pass through a point and so there is an infinite number of diameters of a circle.\"\n                    },\n                    \"encodingFormat\": \"text\/html\",\n                    \"suggestedAnswer\": [ {\n                                \"@type\": \"Answer\",\n                                \"position\": 0,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"1\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"Diameter is the line segment passing through the center of the circle and having endpoints on the circle. There are infinite lines that can pass through a point and so there is an infinite number of diameters of a circle.\"\n                                    }\n                                }, {\n                                \"@type\": \"Answer\",\n                                \"position\": 1,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"2\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"Diameter is the line segment passing through the center of the circle and having endpoints on the circle. There are infinite lines that can pass through a point and so there is an infinite number of diameters of a circle.\"\n                                    }\n                                }, {\n                                \"@type\": \"Answer\",\n                                \"position\": 2,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"3\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"Diameter is the line segment passing through the center of the circle and having endpoints on the circle. There are infinite lines that can pass through a point and so there is an infinite number of diameters of a circle.\"\n                                    }\n                                }],\n                    \"acceptedAnswer\": {\n                      \"@type\": \"Answer\",\n                      \"position\": 3,\n                      \"encodingFormat\": \"text\/html\",\n                      \"text\": \"Infinite (uncountable)\",\n                      \"comment\": {\n                          \"@type\": \"Comment\",\n                          \"text\": \"Diameter is the line segment passing through the center of the circle and having endpoints on the circle. There are infinite lines that can pass through a point and so there is an infinite number of diameters of a circle.\"\n                        },\n                      \"answerExplanation\": {\n                        \"@type\": \"Comment\",\n                        \"text\": \"Diameter is the line segment passing through the center of the circle and having endpoints on the circle. There are infinite lines that can pass through a point and so there is an infinite number of diameters of a circle.\"\n                      }\n                    } \n\n                    },{\n                    \"@type\": \"Question\",   \n                    \"eduQuestionType\": \"Multiple choice\",\n                    \"learningResourceType\": \"Practice problem\",\n                    \"name\": \"Two circles of center P and Q with radii 4 cm and 5.5 cm touches externally, what is the distance between their centers?\",\n                    \"text\": \"Two circles of center P and Q with radii 4 cm and 5.5 cm touches externally, what is the distance between their centers?\",\n                    \"comment\": {\n                      \"@type\": \"Comment\",\n                      \"text\": \"The distance between centers = 4 cm + 5.5 cm = 9.5 cm\"\n                    },\n                    \"encodingFormat\": \"text\/html\",\n                    \"suggestedAnswer\": [ {\n                                \"@type\": \"Answer\",\n                                \"position\": 0,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"4 cm\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"The distance between centers = 4 cm + 5.5 cm = 9.5 cm\"\n                                    }\n                                }, {\n                                \"@type\": \"Answer\",\n                                \"position\": 1,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"5.5 cm\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"The distance between centers = 4 cm + 5.5 cm = 9.5 cm\"\n                                    }\n                                }, {\n                                \"@type\": \"Answer\",\n                                \"position\": 3,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"1.5\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"The distance between centers = 4 cm + 5.5 cm = 9.5 cm\"\n                                    }\n                                }],\n                    \"acceptedAnswer\": {\n                      \"@type\": \"Answer\",\n                      \"position\": 2,\n                      \"encodingFormat\": \"text\/html\",\n                      \"text\": \"9.5\",\n                      \"comment\": {\n                          \"@type\": \"Comment\",\n                          \"text\": \"The distance between centers = 4 cm + 5.5 cm = 9.5 cm <img src=\\\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/image10-11.png\\\"\/>\"\n                        },\n                      \"answerExplanation\": {\n                        \"@type\": \"Comment\",\n                        \"text\": \"The distance between centers = 4 cm + 5.5 cm = 9.5 cm <img src=\\\"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-content\/uploads\/2022\/05\/image10-11.png\\\"\/>\"\n                      }\n                    } \n\n                    },{\n                    \"@type\": \"Question\",   \n                    \"eduQuestionType\": \"Multiple choice\",\n                    \"learningResourceType\": \"Practice problem\",\n                    \"name\": \"If the circumference of the circle is 176 cm. What will be its area?\",\n                    \"text\": \"If the circumference of the circle is 176 cm. What will be its area?\",\n                    \"comment\": {\n                      \"@type\": \"Comment\",\n                      \"text\": \"Circumference = 2\u03c0r<br>\r\n\r\n176 = 2 \u00d7 $$\\\\frac{22}{7}$$ \u00d7 r<br>\r\n\r\nr = 28 cm<br>\r\n\r\nArea = \u03c0r<sup>2<\/suo> = $$\\\\frac{22}{7}$$ \u00d7 28 \u00d7 28 = 2,464 cm<sup>2<\/sup>\"\n                    },\n                    \"encodingFormat\": \"text\/html\",\n                    \"suggestedAnswer\": [ {\n                                \"@type\": \"Answer\",\n                                \"position\": 0,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"56 cm<sup>2<\/sup>\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"Circumference = 2\u03c0r<br>\r\n\r\n176 = 2 \u00d7 $$\\\\frac{22}{7}$$ \u00d7 r<br>\r\n\r\nr = 28 cm<br>\r\n\r\nArea = \u03c0r<sup>2<\/suo> = $$\\\\frac{22}{7}$$ \u00d7 28 \u00d7 28 = 2,464 cm<sup>2<\/sup>\"\n                                    }\n                                }, {\n                                \"@type\": \"Answer\",\n                                \"position\": 2,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"232 cm<sup>2<\/sup>\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"Circumference = 2\u03c0r<br>\r\n\r\n176 = 2 \u00d7 $$\\\\frac{22}{7}$$ \u00d7 r<br>\r\n\r\nr = 28 cm<br>\r\n\r\nArea = \u03c0r<sup>2<\/suo> = $$\\\\frac{22}{7}$$ \u00d7 28 \u00d7 28 = 2,464 cm<sup>2<\/sup>\"\n                                    }\n                                }, {\n                                \"@type\": \"Answer\",\n                                \"position\": 3,\n                                \"encodingFormat\": \"text\/html\",\n                                \"text\": \"1232 cm<sup>2<\/sup>\",\n                                \"comment\": {\n                                    \"@type\": \"Comment\",\n                                    \"text\": \"Circumference = 2\u03c0r<br>\r\n\r\n176 = 2 \u00d7 $$\\\\frac{22}{7}$$ \u00d7 r<br>\r\n\r\nr = 28 cm<br>\r\n\r\nArea = \u03c0r<sup>2<\/suo> = $$\\\\frac{22}{7}$$ \u00d7 28 \u00d7 28 = 2,464 cm<sup>2<\/sup>\"\n                                    }\n                                }],\n                    \"acceptedAnswer\": {\n                      \"@type\": \"Answer\",\n                      \"position\": 1,\n                      \"encodingFormat\": \"text\/html\",\n                      \"text\": \"2,464 cm<sup>2<\/sup>\",\n                      \"comment\": {\n                          \"@type\": \"Comment\",\n                          \"text\": \"Circumference = 2\u03c0r<br>\r\n\r\n176 = 2 \u00d7 $$\\\\frac{22}{7}$$ \u00d7 r<br>\r\n\r\nr = 28 cm<br>\r\n\r\nArea = \u03c0r<sup>2<\/suo> = $$\\\\frac{22}{7}$$ \u00d7 28 \u00d7 28 = 2,464 cm<sup>2<\/sup>\"\n                        },\n                      \"answerExplanation\": {\n                        \"@type\": \"Comment\",\n                        \"text\": \"Circumference = 2\u03c0r<br>\r\n\r\n176 = 2 \u00d7 $$\\\\frac{22}{7}$$ \u00d7 r<br>\r\n\r\nr = 28 cm<br>\r\n\r\nArea = \u03c0r<sup>2<\/suo> = $$\\\\frac{22}{7}$$ \u00d7 28 \u00d7 28 = 2,464 cm<sup>2<\/sup>\"\n                      }\n                    } \n\n                    }]}<\/script><\/p>\n\n\n\n<h2 class=\"wp-block-heading eplus-wrapper\" id=\"9-frequently-asked-questions-on-circle\">Frequently Asked Questions On Circle<\/h2>\n\n\n<div class=\"wp-block-ub-content-toggle\" id=\"ub-content-toggle-081d5409-8648-406d-be28-3be801646470\" data-mobilecollapse=\"true\" data-desktopcollapse=\"true\">\n<div class=\"wp-block-ub-content-toggle-accordion\">\n                <div class=\"wp-block-ub-content-toggle-accordion-title-wrap\" aria-expanded=\"false\" aria-controls=\"ub-content-toggle-panel-0-081d5409-8648-406d-be28-3be801646470\" tabindex=\"0\">\n                    <p class=\"wp-block-ub-content-toggle-accordion-title ub-content-toggle-title-081d5409-8648-406d-be28-3be801646470\"><strong>How many circles can be drawn to pass through two given points?<\/strong><\/p><div class=\"wp-block-ub-content-toggle-accordion-toggle-wrap right\"><span class=\"wp-block-ub-content-toggle-accordion-state-indicator wp-block-ub-chevron-down\"><\/span>\n                    <\/div><\/div><div role=\"region\" class=\"wp-block-ub-content-toggle-accordion-content-wrap ub-hide\" id=\"ub-content-toggle-panel-0-081d5409-8648-406d-be28-3be801646470\">\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Only one circle can be drawn passing through two given points.<\/p>\n\n<\/div><\/div>\n\n<div class=\"wp-block-ub-content-toggle-accordion\">\n                <div class=\"wp-block-ub-content-toggle-accordion-title-wrap\" aria-expanded=\"false\" aria-controls=\"ub-content-toggle-panel-1-081d5409-8648-406d-be28-3be801646470\" tabindex=\"0\">\n                    <p class=\"wp-block-ub-content-toggle-accordion-title ub-content-toggle-title-081d5409-8648-406d-be28-3be801646470\"><strong>The diameter of a circle divides the circular region into how many parts?<\/strong><br><\/p><div class=\"wp-block-ub-content-toggle-accordion-toggle-wrap right\"><span class=\"wp-block-ub-content-toggle-accordion-state-indicator wp-block-ub-chevron-down\"><\/span>\n                    <\/div><\/div><div role=\"region\" class=\"wp-block-ub-content-toggle-accordion-content-wrap ub-hide\" id=\"ub-content-toggle-panel-1-081d5409-8648-406d-be28-3be801646470\">\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Two equal parts, each part is called a semicircular region.<\/p>\n\n<\/div><\/div>\n\n<div class=\"wp-block-ub-content-toggle-accordion\">\n                <div class=\"wp-block-ub-content-toggle-accordion-title-wrap\" aria-expanded=\"false\" aria-controls=\"ub-content-toggle-panel-2-081d5409-8648-406d-be28-3be801646470\" tabindex=\"0\">\n                    <p class=\"wp-block-ub-content-toggle-accordion-title ub-content-toggle-title-081d5409-8648-406d-be28-3be801646470\"><strong>What are the major parts of a circle?<\/strong><\/p><div class=\"wp-block-ub-content-toggle-accordion-toggle-wrap right\"><span class=\"wp-block-ub-content-toggle-accordion-state-indicator wp-block-ub-chevron-down\"><\/span>\n                    <\/div><\/div><div role=\"region\" class=\"wp-block-ub-content-toggle-accordion-content-wrap ub-hide\" id=\"ub-content-toggle-panel-2-081d5409-8648-406d-be28-3be801646470\">\n\n<p class=\"eplus-wrapper wp-block-paragraph\">The different parts of a circle are radius, diameter, chord, secant, tangent, minor arc, major arc, minor segment, major segment, minor sector, and major sector.<\/p>\n\n<\/div><\/div>\n\n<div class=\"wp-block-ub-content-toggle-accordion\">\n                <div class=\"wp-block-ub-content-toggle-accordion-title-wrap\" aria-expanded=\"false\" aria-controls=\"ub-content-toggle-panel-3-081d5409-8648-406d-be28-3be801646470\" tabindex=\"0\">\n                    <p class=\"wp-block-ub-content-toggle-accordion-title ub-content-toggle-title-081d5409-8648-406d-be28-3be801646470\"><strong>What is the perimeter of a circle?<\/strong><\/p><div class=\"wp-block-ub-content-toggle-accordion-toggle-wrap right\"><span class=\"wp-block-ub-content-toggle-accordion-state-indicator wp-block-ub-chevron-down\"><\/span>\n                    <\/div><\/div><div role=\"region\" class=\"wp-block-ub-content-toggle-accordion-content-wrap ub-hide\" id=\"ub-content-toggle-panel-3-081d5409-8648-406d-be28-3be801646470\">\n\n<p class=\"eplus-wrapper wp-block-paragraph\">c = 2$\\pi$r, &nbsp; where c is the circumference and r is the radius.<\/p>\n\n<\/div><\/div>\n\n<div class=\"wp-block-ub-content-toggle-accordion\">\n                <div class=\"wp-block-ub-content-toggle-accordion-title-wrap\" aria-expanded=\"false\" aria-controls=\"ub-content-toggle-panel-4-081d5409-8648-406d-be28-3be801646470\" tabindex=\"0\">\n                    <p class=\"wp-block-ub-content-toggle-accordion-title ub-content-toggle-title-081d5409-8648-406d-be28-3be801646470\"><strong>What are concentric circles?<\/strong><\/p><div class=\"wp-block-ub-content-toggle-accordion-toggle-wrap right\"><span class=\"wp-block-ub-content-toggle-accordion-state-indicator wp-block-ub-chevron-down\"><\/span>\n                    <\/div><\/div><div role=\"region\" class=\"wp-block-ub-content-toggle-accordion-content-wrap ub-hide\" id=\"ub-content-toggle-panel-4-081d5409-8648-406d-be28-3be801646470\">\n\n<p class=\"eplus-wrapper wp-block-paragraph\">Concentric circles are circles having the same center.<\/p>\n\n<\/div><\/div>\n<\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>What Is a Circle?&nbsp; A circle is a round-shaped figure that has no corners or edges.&nbsp; In geometry, a circle can be defined as a\u00a0closed shape,\u00a0two-dimensional shape,\u00a0curved\u00a0shape. A&nbsp;few things around us that are circular in shape are a car tire, a wall clock that tells time, and a lollipop.&nbsp; Recommended Games Count upto 10 Objects &#8230; <a title=\"Circle &#8211; Definition, Parts, FAQs, Practice Problems, Examples\" class=\"read-more\" href=\"https:\/\/www.splashlearn.com\/math-vocabulary\/geometry\/circle\" aria-label=\"More on Circle &#8211; Definition, Parts, FAQs, Practice Problems, Examples\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ub_ctt_via":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1496","post","type-post","status-publish","format-standard","hentry","category-all"],"featured_image_src":null,"author_info":{"display_name":"Mithun Jhawar","author_link":"https:\/\/www.splashlearn.com\/math-vocabulary\/author\/mithun-jhawarsplashlearn-com\/"},"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/posts\/1496","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/comments?post=1496"}],"version-history":[{"count":21,"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/posts\/1496\/revisions"}],"predecessor-version":[{"id":35327,"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/posts\/1496\/revisions\/35327"}],"wp:attachment":[{"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/media?parent=1496"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/categories?post=1496"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.splashlearn.com\/math-vocabulary\/wp-json\/wp\/v2\/tags?post=1496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}