Question

What is the surface area of the sphere below?

A. 324pi units^2
B. 324pi^3 units^2
C. 36pi units^2
D. Cannot be determined

Answer 1

C. 36π units²

Explanation:

Surface area of a sphere: 4πr²

`4\pi r^2\\4\pi (3)^2\\4\pi (9)\\36\pi`