Question

A sphere has a diameter of 6 ft. What is its surface area?

The surface area of the sphere is
ft?. (Type an exact answer in terms of r.)

Answer 1

I think it would be 113.1 ft!

Explanation:

A = 4 x pi x 3 over 2 = 113.1

If you want terms of 3.14 it would be 113.04.