Question

What is the surface area of a sphere with radius 4?

O A. 120 units3
B. 167 units2
C. 327 units2
O D. 6410

Answer 1

SA =64 pi units ^2

Explanation:

The surface area of a sphere is given by

SA = 4 pi r^2

SA = 4 * pi * 4^2

SA =64 pi

SA =200.96