Question

the largest possible sphere is carved out from a solid cube of side 40 m find the surface area of the sphere

Answer 1

Answer:

d=40m

r=20m

Surface area of sphere = 4πr^2

= 4×22/7 × 20×20

=88×400/7

=35200/7

=5028.57 m^2

Answer 2

• $4 \times3.14 \times r {}^{2}$