Question

A gallon of paint can cover about 350 square feet. what is the radius of the largest sphere that can be painted using 1 gallon of Paint. (please help me)

Answer 1

Explanation:

Surface area of a sphere is given by

4 pi r^2

soooo

4 pi r^2 = 350 ft^2

r = sqrt [350 / (4 pi)] = 5.28 ft