{"id":4681,"date":"2016-05-17T11:49:00","date_gmt":"2016-05-17T06:19:00","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/ncert-solutions-class-8-maths-exercise-4-5\/"},"modified":"2018-06-26T12:51:15","modified_gmt":"2018-06-26T07:21:15","slug":"ncert-solutions-for-class-8-maths-exercise-4-5","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/","title":{"rendered":"NCERT Solutions for Class 8 Maths Exercise 4.5"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 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\" style=\"cursor:inherit\">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=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" 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: #999;color:#999\" 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><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-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:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#NCERT_Solutions_for_Class_8_Maths_Practical_Geometry\" >NCERT Solutions for Class 8 Maths Practical Geometry<\/a><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#Class_%E2%80%93VIII_Mathematics_Ex_45\" >Class \u2013VIII Mathematics (Ex. 4.5)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#NCERT_SOLUTION\" >NCERT SOLUTION<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#Draw_the_following\" >Draw the following:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#1_The_square_READ_with_RE_51_cm\" >1. The square READ with RE = 5.1 cm.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#2_A_rhombus_whose_diagonals_are_52_cm_and_64_cm\" >2. A rhombus whose diagonals are 5.2 cm and 6.4 cm.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#3_A_rectangle_with_adjacent_sides_of_length_5_cm_and_4_cm\" >3. A rectangle with adjacent sides of length 5 cm and 4 cm.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#4_A_parallelogram_OKAY_where\" >4. A parallelogram OKAY where<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#_NCERT_Solutions_for_Class_8_Maths_Exercise_45\" >\u00a0NCERT Solutions for Class 8 Maths Exercise 4.5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/#CBSE_app_for_Class_8\" >CBSE app for Class 8<\/a><\/li><\/ul><\/nav><\/div>\n<p>NCERT Solutions for Class 8 Maths Exercise 4.5 Class 8 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 8 Maths chapter wise NCERT solution for Maths Book all the chapters can be downloaded from our website and myCBSEguide mobile app for free.<\/p>\n<p style=\"text-align: center;\"><strong>NCERT solutions for Class 8 Maths\u00a0Practical Geometry\u00a0<a class=\"button\" href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-08-mathematics-practical-geometry\/1453\/ncert-solutions\/5\/\">Download as PDF<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/08_Maths_Book.jpg\" alt=\"NCERT Solutions for Class 8 Maths Exercise 4.5\" width=\"157\" height=\"197\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_8_Maths_Practical_Geometry\"><\/span>NCERT Solutions for Class 8 Maths Practical Geometry<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div>\n<h6 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Class_%E2%80%93VIII_Mathematics_Ex_45\"><\/span><strong>Class \u2013VIII Mathematics (Ex. 4.5)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<h6 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"NCERT_SOLUTION\"><\/span><strong>NCERT SOLUTION<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<h6><span class=\"ez-toc-section\" id=\"Draw_the_following\"><\/span><strong>Draw the following:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<h6><span class=\"ez-toc-section\" id=\"1_The_square_READ_with_RE_51_cm\"><\/span><strong>1. The square READ with RE = 5.1 cm.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>Ans. Given<\/strong>:\u00a0 RE = 5.1 cm.<\/p>\n<p><strong>To construct<\/strong>: A square READ.<\/p>\n<p><strong>Steps of construction<\/strong>:<\/p>\n<p><strong><img decoding=\"async\" id=\"Picture 40\" style=\"height: 134px; width: 196px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/08\/maths\/4_5\/image001.jpg\" \/><\/strong><\/p>\n<p><strong>(i)<\/strong> Draw RE = 5.1 cm.<\/p>\n<p><strong>(ii)<\/strong> At point E, construct an angle of <img decoding=\"async\" style=\"height: 21px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/08\/maths\/4_5\/image002.png\" \/>\u00a0and draw an arc of radius 5.1 cm, which intersects at point A.<\/p>\n<p><strong>(iii)<\/strong> At point R, draw an arc of radius 5.1 cm at point A, draw another arc of radius 5.1 cm which intersects the first arc at point D.<\/p>\n<p><strong>(iv)<\/strong> Join AD and RD.<\/p>\n<p>It is the required square READ.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 8 Maths Exercise 4.5<\/p>\n<h6><span class=\"ez-toc-section\" id=\"2_A_rhombus_whose_diagonals_are_52_cm_and_64_cm\"><\/span><strong>2. A rhombus whose diagonals are 5.2 cm and 6.4 cm.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>Ans. Given<\/strong>:\u00a0 Diagonals of a rhombus<\/p>\n<p>AC = 5.2 cm and BD = 6.4 cm.<\/p>\n<p><strong>To construct<\/strong>: A rhombus ABCD.<\/p>\n<p><strong>Steps of construction<\/strong>:<\/p>\n<p><img decoding=\"async\" id=\"Picture 43\" style=\"height: 209px; width: 156px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/08\/maths\/4_5\/image003.jpg\" \/><\/p>\n<p><strong>(a)<\/strong> Draw AC = 5.2 cm and draw perpendicular bisectors on AC.<\/p>\n<p><strong>(b)<\/strong> Since, diagonals bisect at mid-point O, therefore get half of 6.4 cm, i.e., 3.2 cm.<\/p>\n<p><strong>(c)<\/strong> Draw two arcs on both sides of AC of radius 3.2 cm from intersection point O, which intersects at B and D.<\/p>\n<p><strong>(d)<\/strong> Join AB, BC, CD and DA.<\/p>\n<p>It is required rhombus ABCD.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 8 Maths Exercise 4.5<\/p>\n<h6><span class=\"ez-toc-section\" id=\"3_A_rectangle_with_adjacent_sides_of_length_5_cm_and_4_cm\"><\/span><strong>3. A rectangle with adjacent sides of length 5 cm and 4 cm.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>Ans. Given<\/strong>:\u00a0 MN = 5 cm and MP = 4 cm.<\/p>\n<p><strong>To construct<\/strong>: A rectangle MNOP<\/p>\n<p><strong>Steps of construction<\/strong>:<\/p>\n<p><strong><img decoding=\"async\" id=\"Picture 46\" style=\"height: 109px; width: 172px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/08\/maths\/4_5\/image004.jpg\" \/><\/strong><\/p>\n<p><strong>(a)<\/strong> Draw a segment MN = 5 cm.<\/p>\n<p><strong>(b)<\/strong> At points M and N, draw perpendiculars of lengths 4 cm and produce them.<\/p>\n<p><strong>(c)<\/strong> Taking centres M and N, draw two arcs of 4 cm each, which intersect P and Q respectively.<\/p>\n<p><strong>(d)<\/strong> Join side PO.<\/p>\n<p>It is required rectangle MNOP.<\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 8 Maths Exercise 4.5<\/p>\n<h6><span class=\"ez-toc-section\" id=\"4_A_parallelogram_OKAY_where\"><\/span><strong>4. A parallelogram OKAY where <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p><strong>OK = 5.5 cm and KA = 4.2 cm.<\/strong><\/p>\n<p><strong>Ans. <\/strong>Given:\u00a0 OK = 5.5 cm and KA = 4.2 cm.<\/p>\n<p>To construct: A parallelogram OKAY.<\/p>\n<p>Steps of construction:<\/p>\n<p><img decoding=\"async\" id=\"Picture 49\" style=\"height: 134px; width: 182px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/08\/maths\/4_5\/image005.jpg\" \/><\/p>\n<p><strong>(a)<\/strong> Draw a line segment OK = 5.5 cm.<\/p>\n<p><strong>(b)<\/strong> Draw an angle of <img decoding=\"async\" style=\"height: 21px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/08\/maths\/4_5\/image002.png\" \/>\u00a0at K and draw an arc of radius KA = 4.2 cm, which intersects at point A.<\/p>\n<p><strong>(c)<\/strong> Draw another arc of radius AY = 5.5 cm and at point O, draw another arc of radius 4.2 cm which intersect at Y.<\/p>\n<p><strong>(d)<\/strong> Join AY and OY.<\/p>\n<p>It is the required parallelogram OKAY.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"_NCERT_Solutions_for_Class_8_Maths_Exercise_45\"><\/span>\u00a0NCERT Solutions for Class 8 Maths Exercise 4.5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>NCERT Solutions Class 8\u00a0Mathematics PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 8\u00a0Mathematics includes text book solutions from Class 8 Maths Book . NCERT Solutions for CBSE Class 8 Maths have total 16 chapters. 8 Maths NCERT Solutions in PDF for free Download on our website. Ncert class 8 solutions PDF and Maths ncert class 8 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_app_for_Class_8\"><\/span>CBSE app for Class 8<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To download\u00a0NCERT Solutions for class 8 Social Science, Computer Science, Home Science,Hindi ,English, Maths Science do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through\u00a0<a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\"><strong>the best app for CBSE students<\/strong><\/a>\u00a0and myCBSEguide website.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>NCERT Solutions for Class 8 Maths Exercise 4.5 Class 8 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 8 &#8230; <a title=\"NCERT Solutions for Class 8 Maths Exercise 4.5\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-8-maths-exercise-4-5\/\" aria-label=\"More on NCERT Solutions for Class 8 Maths Exercise 4.5\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":-1,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1382,281],"tags":[283,1523,321,1485,216],"class_list":["post-4681","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics-cbse-class-08","category-ncert-solutions","tag-cbse-study-material","tag-class-8","tag-mathematics","tag-maths","tag-ncert-solutions"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCERT Solutions for Class 8 Maths Exercise 4.5 | myCBSEguide<\/title>\n<meta name=\"description\" content=\"NCERT Solutions for Class 8 Maths Exercise 4.5 in PDF format for free download. 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