The volume of a cylinder is 49pi in.cubed and the height of the cylinder is 1 in. What is the radius of the cylinder?

Question

asked Feb 22, 2021 140k views

1 Answer

Hajisky · Answer 1 · 2021-02-28T22:54:38+0000

Answer:
r = 7 inches

Explanation:

The formula for finding the volume of a cylinder is given as :

$V = \pi r^(2)h$

substituting the given values , we have

$49\pi = \pi r^(2) (1)$

Therefore:

49 = r^(2)

take the square root of both sides

7 = r

Therefore :

r = 7 inches