Ex 11.2, 1 (ii) - Chapter 11 Class 9 Surface Areas and Volumes

Last updated at Dec. 16, 2024 by

Ex 11.2, 1 (ii) - Find surface area of sphere of radius 5.6 cm [Video] - Ex 11.2

 

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Ex 11.2, 1 Assume = 22/7, unless stated otherwise. Find the surface area of a sphere of radius: (ii) 5.6 cm Radius of sphere = r = 5.6 cm Surface area of sphere = 4 r2 = (4 22/7 5.6 5.6)cm2 = 394.24 cm2

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo