{"id":126709,"date":"2023-09-04T13:31:00","date_gmt":"2023-09-04T08:01:00","guid":{"rendered":"https:\/\/www.kopykitab.com\/blog\/?p=126709"},"modified":"2023-11-22T10:17:13","modified_gmt":"2023-11-22T04:47:13","slug":"rd-sharma-class-9-solutions-chapter-12-exercise-12-1","status":"publish","type":"post","link":"https:\/\/www.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/","title":{"rendered":"RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1 (Updated for 2024)"},"content":{"rendered":"\n<p><img class=\"alignnone size-full wp-image-126711\" src=\"https:\/\/www.kopykitab.com\/blog\/wp-content\/uploads\/2021\/09\/RD-Sharma-Class-9-Solutions-Chapter-12-Exercise-12.1.jpg\" alt=\"RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1\" width=\"1200\" height=\"675\" srcset=\"https:\/\/www.kopykitab.com\/blog\/wp-content\/uploads\/2021\/09\/RD-Sharma-Class-9-Solutions-Chapter-12-Exercise-12.1.jpg 1200w, https:\/\/www.kopykitab.com\/blog\/wp-content\/uploads\/2021\/09\/RD-Sharma-Class-9-Solutions-Chapter-12-Exercise-12.1-768x432.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p><strong>RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1:\u00a0<\/strong>You can easily prepare for your upcoming Class 9 Maths exams with the <a href=\"https:\/\/www.kopykitab.com\/blog\/rd-sharma-class-9-solutions-for-maths\/\" target=\"_blank\" rel=\"noopener\">RD Sharma Solutions Class 9 Maths<\/a>. The download link for the PDF of <a href=\"https:\/\/www.kopykitab.com\/blog\/rd-sharma-solutions-class-9-maths-chapter-12-herons-formula\/\" target=\"_blank\" rel=\"noopener\">RD Sharma Class 9 Solutions Chapter 12<\/a> Exercise 12.1 will be given in this blog. You can download the PDF for free and access it offline as well. To know more, read the whole blog.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_47_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"ez-toc-toggle-icon-1\"><label for=\"item-6a03a7e142acc\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #000000;color:#000000\" 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: #000000;color:#000000\" 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><\/label><input  type=\"checkbox\" id=\"item-6a03a7e142acc\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-visibility-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/#download-rd-sharma-class-9-solutions-chapter-12-exercise-121-pdf\" title=\"Download RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1 PDF\">Download RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1 PDF<\/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.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/#access-answers-of-rd-sharma-class-9-solutions-chapter-12-exercise-121\" title=\"Access answers of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1\">Access answers of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1<\/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.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/#faqs-on-rd-sharma-class-9-solutions-chapter-12-exercise-121\" title=\"FAQs on RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1\">FAQs on RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/#from-where-can-i-download-the-pdf-of-rd-sharma-class-9-solutions-chapter-12-exercise-121\" title=\"From where can I download the PDF of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1?\">From where can I download the PDF of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/#how-much-does-it-cost-to-download-the-pdf-of-rd-sharma-class-9-solutions-chapter-12-exercise-121\" title=\"How much does it cost to download the PDF of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1?\">How much does it cost to download the PDF of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/#can-i-access-the-rd-sharma-class-9-solutions-chapter-12-exercise-121-pdf-offline\" title=\"Can I access the RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1\u00a0PDF offline?\">Can I access the RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1\u00a0PDF offline?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"download-rd-sharma-class-9-solutions-chapter-12-exercise-121-pdf\"><\/span><strong>Download RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1 PDF<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.kopykitab.com\/blog\/wp-content\/uploads\/2021\/09\/RD-SHARMA-Solutions-Class-9-Maths-Chapter-12-Ex-12.1.pdf\" target=\"_blank\" rel=\"noopener\">RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1<\/a><\/p>\n<div id=\"example1\" style=\"text-align: justify;\">\u00a0<\/div>\n<p style=\"text-align: justify;\"><style>\n.pdfobject-container { height: 500px;}<br \/>\n.pdfobject { border: 1px solid #666; }<br \/>\n<\/style><\/p>\n<p style=\"text-align: justify;\"><script src=\"https:\/\/www.kopykitab.com\/_utility\/js\/pdfobject.min.js\"><\/script><br \/><script>PDFObject.embed(\"https:\/\/www.kopykitab.com\/blog\/wp-content\/uploads\/2021\/09\/RD-SHARMA-Solutions-Class-9-Maths-Chapter-12-Ex-12.1.pdf\", \"#example1\");<\/script><\/p>\n<h2><span class=\"ez-toc-section\" id=\"access-answers-of-rd-sharma-class-9-solutions-chapter-12-exercise-121\"><\/span><strong>Access answers of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Question 1: Find the area of a triangle whose sides are respectively 150 cm, 120 cm and 200 cm.<\/strong><\/p>\n<p><strong>Solution:<\/strong><\/p>\n<p>We know, Heron\u2019s Formula<\/p>\n<p><img title=\"RD sharma class 9 maths chapter 12 ex 12.1 herons' Formula\" src=\"https:\/\/cdn1.byjus.com\/wp-content\/uploads\/2019\/10\/rd-sharma-class-9-maths-chapter-12-ex-12-1-herons.png\" alt=\"RD sharma class 9 maths chapter 12 ex 12.1 herons' Formula\" \/><\/p>\n<p>Here, a = 150 cm<\/p>\n<p>b = 120 cm<\/p>\n<p>c = 200 cm<\/p>\n<p>Step 1: Find s<\/p>\n<p>s = (a+b+c)\/2<\/p>\n<p>s = (150+200+120)\/2<\/p>\n<p>s = 235 cm<\/p>\n<p><strong>Question 2: Find the area of a triangle whose sides are respectively 9 cm, 12 cm and 15 cm.<\/strong><\/p>\n<p><strong>Solution:<\/strong><\/p>\n<p>We know, Heron\u2019s Formula<\/p>\n<p><img title=\"RD sharma class 9 maths chapter 12 ex 12.1 solutions\" src=\"https:\/\/cdn1.byjus.com\/wp-content\/uploads\/2019\/10\/rd-sharma-class-9-maths-chapter-12-ex-12-1-solutio-1.png\" alt=\"RD sharma class 9 maths chapter 12 ex 12.1 solutions\" \/><\/p>\n<p>Here, a = 9 cm<\/p>\n<p>b = 12 cm<\/p>\n<p>c = 15 cm<\/p>\n<p>Step 1: Find s<\/p>\n<p>s = (a+b+c)\/2<\/p>\n<p>s = (9 + 12 + 15)\/2<\/p>\n<p>s = 18 cm<\/p>\n<p><strong>Question 3: Find the area of a triangle two sides of which are 18 cm and 10 cm and the perimeter is 42 cm.<\/strong><\/p>\n<p><strong>Solution:<\/strong><\/p>\n<p>Given:<\/p>\n<p>a = 18 cm, b = 10 cm, and perimeter = 42 cm<\/p>\n<p>Let c be the third side of the triangle.<\/p>\n<p>Step 1: Find third side of the triangle, that is c<\/p>\n<p>We know, perimeter = 2s,<\/p>\n<p>2s = 42<\/p>\n<p>s = 21<\/p>\n<p>Again, s = (a+b+c)\/2<\/p>\n<p>Put the value of s, we get<\/p>\n<p>21 = (18+10+c)\/2<\/p>\n<p>42 = 28 + c<\/p>\n<p>c = 14 cm<\/p>\n<p>This is the complete blog on RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1. To know more about the <a href=\"https:\/\/www.cbse.gov.in\/\" target=\"_blank\" rel=\"noopener\">CBSE <\/a>Class 9 Maths exams, ask in the comments.\u00a0<\/p>\n<h2><span class=\"ez-toc-section\" id=\"faqs-on-rd-sharma-class-9-solutions-chapter-12-exercise-121\"><\/span><strong>FAQs on RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1631293205209\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"from-where-can-i-download-the-pdf-of-rd-sharma-class-9-solutions-chapter-12-exercise-121\"><\/span>From where can I download the PDF of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>You can find the download link from the above blog.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1631293306719\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"how-much-does-it-cost-to-download-the-pdf-of-rd-sharma-class-9-solutions-chapter-12-exercise-121\"><\/span>How much does it cost to download the PDF of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>You can download it for free.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1631293334444\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"can-i-access-the-rd-sharma-class-9-solutions-chapter-12-exercise-121-pdf-offline\"><\/span>Can I access the RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1\u00a0PDF offline?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Once you have downloaded the PDF online, you can access it offline as well.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1:\u00a0You can easily prepare for your upcoming Class 9 Maths exams with the RD Sharma Solutions Class 9 Maths. The download link for the PDF of RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1 will be given in this blog. You can download the PDF for &#8230; <a title=\"RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1 (Updated for 2024)\" class=\"read-more\" href=\"https:\/\/www.kopykitab.com\/blog\/rd-sharma-class-9-solutions-chapter-12-exercise-12-1\/\" aria-label=\"More on RD Sharma Class 9 Solutions Chapter 12 Exercise 12.1 (Updated for 2024)\">Read more<\/a><\/p>\n","protected":false},"author":243,"featured_media":126711,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":""},"categories":[73411],"tags":[3086,4388],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/posts\/126709"}],"collection":[{"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/users\/243"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/comments?post=126709"}],"version-history":[{"count":4,"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/posts\/126709\/revisions"}],"predecessor-version":[{"id":510615,"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/posts\/126709\/revisions\/510615"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/media\/126711"}],"wp:attachment":[{"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/media?parent=126709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/categories?post=126709"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kopykitab.com\/blog\/wp-json\/wp\/v2\/tags?post=126709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}