Question

The surface area of a sphere of radius 7cm is
A. 154 cm
B. 308 cm?
C. 616 cm
D. 770 cm?​

Answer 1

Step-by-step explanation:

Surface area of sphere is

⇒S=4πR^2

⇒S=4πR^2

⇒S=4×22/7×(7)^2

⇒S=88×7

⇒S=616cm2

so option C is the correct option