Question

A cone has a volume 7065in and a height of 30 in what is the radius of the cone?use 3.14 for pi

Answer 1

15 inches.

Explanation:

V = 1/3 pi r^2 h

7065 = 1/3 * 3.14 * 30 * r^2

r^2 = 7065 / (1/3 * 3.14 * 30)

r^2 = 7065 / 31.4 = 225

r = sqrt 225 = 15.