Q-What-will-be-the-expression-for-area-of-sphere-If-the-area-of-cube-is-4pir-2-And-all-sides-of-cube-touches-the-sphere-

Question Number 36030 by kami last updated on 27/May/18

Q . What will be the expression for area of sphere ?

If the area of cube is 4 π r^{2} . And all sides of cube touches the sphere .

Commented by Rasheed.Sindhi last updated on 28/May/18

What does r represent to ? Is it radius of

sphere ?

Answered by tanmay.chaudhury50@gmail.com last updated on 28/May/18

l e t s i d e o f c u b e = L

6 L^{2} = 4 Π r^{2}

L = {(\frac{4 Π r^{2}}{6})}^{\frac{1}{2}}

w h a t i s t h e r a d i u s o f s p h e r e

p l s v l a r i f y t h e q u e s t i o n