Check sibling questions

Ex 13.4, 1 (ii) - Chapter 13 Class 9 Surface Areas and Volumes (Term 2)

Last updated at Aug. 26, 2021 by

Ex 13.4, 1 - Chapter 13 Class 9 Surface Areas and Volumes - Part 2

This video is only available for Teachoo black users

Subscribe Now

Maths Crash Course - Live lectures + all videos + Real time Doubt solving!

Join Maths Crash Course now

Transcript

Ex 13.4, 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

Ask a doubt (live)
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 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.