Question

2. The
surface
acaa of sphere is 10187 sq.com what is valume​

Answer 1

Answer:

Given surface area of sphere is 101872=77128cm2

∴4πr2=77128

⇒4×722×r2=77128

⇒r2=4×227128=81

⇒r=9 cm

 So volume of sphere =34πr3.

=34×722×(9)3

=3054.86cm3