Question

A sphere has a diameter of 10 ft. What is the surface area

Answer 1

314.15926 square feet

Explanation:

Formula for sphere surface area = 4*π r^2

radius = (1/2)*diameter = (1/2)* 10 feet = 5 feet

Area = 4* π*(5)^2 = 100π = 314.15926 square feet