RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 21. Surface Area and Volume of a Sphere

Subject: Mathematics - Class 9th

Q. No. 8 of CCE - Formative Assessment

Listen NCERT Audio Books to boost your productivity and retention power by 2X.


If the surface area of a sphere is 144πm2, then its volume (in m3) is

Surface area of a sphere = 4πr2

Given, surface area of a sphere is 144πm2

4πr2 = 144π

r = 6 m

Volume of the sphere = (4/3) × π × 63

Volume of the sphere = 288π m3

Chapter Exercises

More Exercise Questions