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

Last updated at Dec. 16, 2024 by

Slide3.JPG

 

Share on WhatsApp

Transcript

Ex 11.2, 1 Assume = 22/7, unless stated otherwise. Find the surface area of a sphere of radius: (iii) 14cm Radius of sphere = r = 14 cm Surface area of sphere = 4 r2 = (4 22/7 14 14)cm2 = (4 22 2 14)cm2 = 2464 cm2

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

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