{"id":5920,"date":"2022-04-14T23:00:00","date_gmt":"2022-04-14T17:30:00","guid":{"rendered":"https:\/\/www.codingbroz.com\/?p=5920"},"modified":"2022-04-14T14:26:53","modified_gmt":"2022-04-14T08:56:53","slug":"c-program-to-find-the-area-of-a-semicircle","status":"publish","type":"post","link":"https:\/\/www.codingbroz.com\/c-program-to-find-the-area-of-a-semicircle\/","title":{"rendered":"C Program to Find the Area of a Semicircle"},"content":{"rendered":"\n<p>In this post, we will learn <strong>how to find the area of a semicircle using the C<\/strong> Programming language.<\/p>\n\n\n\n<p>The <strong>area of a semicircle <\/strong>is defined as the total region enclosed by the semi-circle in the 2-D plane. Since, the semicircle is half of a circle, the area of the semicircle is half the area of a circle.<\/p>\n\n\n\n<ul><li><strong>Area of a semicircle = \u03c0r<sup>2<\/sup>\/2, where \u2018r\u2019 is the radius of the circle.<\/strong><\/li><\/ul>\n\n\n\n<p>We will be using the above formula in our program to calculate the area of a semicircle.<\/p>\n\n\n\n<p>So, without further ado, let\u2019s begin this tutorial.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-662c4d3a65b3a\" class=\"ez-toc-cssicon-toggle-label\"><label class=\"ez-toc-title\">Table of Contents<\/label>\n<span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #0090ff;color:#0090ff\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #0090ff;color:#0090ff\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-662c4d3a65b3a\" checked \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.codingbroz.com\/c-program-to-find-the-area-of-a-semicircle\/#C_Program_to_Find_the_Area_of_a_Semicircle\" title=\"C Program to Find the Area of a Semicircle\">C Program to Find the Area of a Semicircle<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.codingbroz.com\/c-program-to-find-the-area-of-a-semicircle\/#How_Does_This_Program_Work\" title=\"How Does This Program Work?\">How Does This Program Work?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.codingbroz.com\/c-program-to-find-the-area-of-a-semicircle\/#C_Program_to_Find_the_Area_of_a_Semicircle_Using_Function\" title=\"C Program to Find the Area of a Semicircle Using Function\">C Program to Find the Area of a Semicircle Using Function<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.codingbroz.com\/c-program-to-find-the-area-of-a-semicircle\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"C_Program_to_Find_the_Area_of_a_Semicircle\"><\/span><strong>C Program to Find the Area of a Semicircle<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"c\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ C Program to Find the Area of a Semicircle\n#include &lt;stdio.h>\nint main(){\n    float r, area;\n    \n    \/\/ Asking for input\n    printf(\"Enter the radius of the circle: \");\n    scanf(\"%f\", &amp;r);\n    \n    \/\/ Calculating area of semicircle\n    area = (3.14) * (0.5) * r * r;\n    \n    \/\/ Display area\n    printf(\"Area of the semicircle = %.2f\", area);\n    return 0;\n}\n<\/pre>\n\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-5246141430412355\"\n     crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block; text-align:center;\"\n     data-ad-layout=\"in-article\"\n     data-ad-format=\"fluid\"\n     data-ad-client=\"ca-pub-5246141430412355\"\n     data-ad-slot=\"8798433565\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p><strong>Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code has-ast-global-color-5-color has-ast-global-color-8-background-color has-text-color has-background\"><code>Enter the radius of the semi-circle: 15\r\nArea of the semicircle = 353.25\r<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Does_This_Program_Work\"><\/span><strong>How Does This Program Work?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"c\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    float r, area;\n<\/pre>\n\n\n\n<p>In this program, we have declared <strong>two floating data type<\/strong> variables named <strong>r<\/strong> and <strong>area<\/strong>.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"c\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    \/\/ Asking for input\n    printf(\"Enter the radius of the circle: \");\n    scanf(\"%f\", &amp;r);\n<\/pre>\n\n\n\n<p>Then, the user is asked to enter the radius of the circle.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"c\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    \/\/ Calculating area of semicircle\n    area = (3.14) * (0.5) * r * r;\n<\/pre>\n\n\n\n<p>Since the area of the semi-circle is half the area of the circle, we have the<strong> Area of the semicircle = \u03c0r<sup>2<\/sup>\/2<\/strong>.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"c\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">    \/\/ Display area\n    printf(\"Area of the semicircle = %.2f\", area);\n<\/pre>\n\n\n\n<p>The area of the semicircle is displayed on the screen using the <strong>printf()<\/strong> function. We have used <strong>%.2f<\/strong> format specifier to limit the result to <strong>2<\/strong> decimal places.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"C_Program_to_Find_the_Area_of_a_Semicircle_Using_Function\"><\/span><strong>C Program to Find the Area of a Semicircle Using Function<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"c\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ C Program to Find the Area of a Semicircle Using Function\n#include &lt;stdio.h>\nfloat areaSemicircle(float r){\n    return (3.14) * (0.5) * r * r;\n}\n\nint main(){\n    float radius, area;\n    \n    \/\/ Asking for input\n    printf(\"Enter the radius: \");\n    scanf(\"%f\", &amp;radius);\n    \n    \/\/ Calling out the custom function\n    area = areaSemicircle(radius);\n    \n    \/\/ Display output\n    printf(\"Area of the semicircle = %.2f\", area);\n    return 0;\n}\n<\/pre>\n\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-5246141430412355\"\n     crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block; text-align:center;\"\n     data-ad-layout=\"in-article\"\n     data-ad-format=\"fluid\"\n     data-ad-client=\"ca-pub-5246141430412355\"\n     data-ad-slot=\"8798433565\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p><strong>Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code has-ast-global-color-5-color has-ast-global-color-8-background-color has-text-color has-background\"><code>Enter the radius: 14\r\nArea of the semicircle = 307.72\r<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>I hope after going through this post, you understand <strong>how to find the area of a semicircle using the C <\/strong>Programming language.<\/p>\n\n\n\n<p>If you have any doubt regarding the program, then contact us in the comment section. We will be delighted to assist you.<\/p>\n\n\n\n<p><strong>Also Read:<\/strong><\/p>\n\n\n\n<ul><li><strong><a href=\"https:\/\/www.codingbroz.com\/c-program-to-find-area-of-trapezium\/\">C Program to Find Area of Trapezium<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/c-program-to-calculate-area-of-square\/\">C Program To Calculate Area of Square<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/c-program-to-find-area-of-parallelogram\/\">C Program to Find Area of Parallelogram<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/c-program-to-find-area-of-rectangle\/\">C Program To Calculate Area of Rectangle<\/a><\/strong><\/li><li><strong><a href=\"https:\/\/www.codingbroz.com\/c-program-to-find-area-of-right-angled-triangle\/\">C Program to Find Area of Right Angled Triangle<\/a><\/strong><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>In this post, we will learn how to find the area of a semicircle using the C Programming language.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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