{"id":8355,"date":"2022-02-15T22:29:13","date_gmt":"2022-02-15T16:59:13","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=8355"},"modified":"2022-02-15T22:29:13","modified_gmt":"2022-02-15T16:59:13","slug":"ncert-solutions-for-class-7-maths-chapter-10-practical-geometry-ex-10-2","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/study-material\/ncert-solutions-for-class-7\/maths\/chapter-10\/practical-geometry\/ex-10-2\/","title":{"rendered":"NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2"},"content":{"rendered":"<h2>NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2<\/h2>\n<p>&nbsp;<\/p>\n<p><strong>NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Exercise 10.2<\/strong><br \/>\nEx 10.2 Class 7 Maths Question 1.<br \/>\nConstruct \u2206XYZ in which XY = 4.5 cm, YZ = 5 cm and ZX = 6 cm.<br \/>\nSolution:<br \/>\nSteps of construction:<br \/>\n(i) Draw XY = 4.5 cm.<br \/>\n(ii) Draw an arc with centre Y and radius 5 cm.<br \/>\n(iii) Draw another arc with centre X and radius 6 cm to meet the first arc at Z.<br \/>\n(iv) Join ZY and ZX.<br \/>\n(v) XYZ is the required triangle.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-74052\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Practical-Geometry-Ex-10.2-1.png\" alt=\"NCERT Solutions for Class 7 Maths Practical Geometry Ex 10.2 1\" width=\"146\" height=\"174\" \/><br \/>\nUsing SSS criterion<\/p>\n<p>Ex 10.2 Class 7 Maths Question 2.<br \/>\nConstruct an equilateral triangle of side 5.5 cm. Solution: Steps of construction:<br \/>\n(i) Draw BC = 5.5 cm.<br \/>\n(ii) Draw two arcs with centres B and C and same radius of 5.5 cm to meet each other at A.<br \/>\n(iii) Join AB and AC.<br \/>\n(iv) ABC is the required triangle.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-74053\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Practical-Geometry-Ex-10.2-2.png\" alt=\"NCERT Solutions for Class 7 Maths Practical Geometry Ex 10.2 2\" width=\"164\" height=\"158\" \/><br \/>\nUsing SSS criterion<\/p>\n<p>Ex 10.2 Class 7 Maths Question 3.<br \/>\nDraw \u2206PQR with PQ = 4 cm, QR = 3.5 cm and PR = 4 cm. What type of triangle is this?<br \/>\nSolution:<br \/>\nSteps of construction:<br \/>\n(i) Draw QR = 3.5 cm.<br \/>\n(ii) Draw two arcs with centre Q and R and same radius of 4 cm to meet each other at P.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-74054\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Practical-Geometry-Ex-10.2-3.png\" alt=\"NCERT Solutions for Class 7 Maths Practical Geometry Ex 10.2 3\" width=\"159\" height=\"176\" \/><br \/>\n(iii) Join PQ and PR.<br \/>\n(iv) PQR is the required triangle.<br \/>\n(v) Since PQ = PR = 4 cm, therefore APQR is an isosceles triangle.<br \/>\nUsing SSS Criterion<\/p>\n<p>Ex 10.2 Class 7 Maths Question 4.<br \/>\nConstruct \u2206ABC such that AB = 2.5 cm, BC = 6 cm and AC = 6.5 cm. Measure \u2220B.<br \/>\nSolution:<br \/>\nSteps of construction:<br \/>\n(i) Draw BC = 6 cm.<br \/>\n(ii) Draw two arcs with centres B and C and radius 2.5 cm and 6.5 cm respectively to meet each other at A.<br \/>\n(iii) Join AB and AC.<br \/>\n(iv) ABC is the required triangle.<br \/>\n[Using SSS criterion]\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-74055\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Practical-Geometry-Ex-10.2-4.png\" alt=\"NCERT Solutions for Class 7 Maths Practical Geometry Ex 10.2 4\" width=\"244\" height=\"126\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-107790\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Chapter-10-Practical-Geometry-Ex-10.2-Q1.png\" alt=\"NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2 Q1\" width=\"774\" height=\"632\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-107792\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Chapter-10-Practical-Geometry-Ex-10.2-Q2.png\" alt=\"NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2 Q2\" width=\"772\" height=\"537\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-107791\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Chapter-10-Practical-Geometry-Ex-10.2-Q2.1.png\" alt=\"NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2 Q2.1\" width=\"688\" height=\"670\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-107793\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Chapter-10-Practical-Geometry-Ex-10.2-Q3.png\" alt=\"NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2 Q3\" width=\"680\" height=\"603\" \/><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-107794\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/NCERT-Solutions-for-Class-7-Maths-Chapter-10-Practical-Geometry-Ex-10.2-Q4.png\" alt=\"NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2 Q4\" width=\"766\" height=\"631\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2 &nbsp; NCERT Solutions for Class 7 Maths Chapter [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"Get NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.2 at infinity learn.","custom_permalink":"study-material\/ncert-solutions-for-class-7\/maths\/chapter-10\/practical-geometry\/ex-10-2\/"},"categories":[13,19,21],"tags":[],"table_tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - 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