Question

What is the surface area of a sphere with radius 2?

O A. 410 units?
B. 870 units
C. 167 units2
D. 210 units

Answer 1

=50.24

Explanation:

The surface area of a sphere is given by

SA =4 pi r^2

= 4 *pi (2)^2

= 4*4*pi

= 16 pi

=50.24