Question

A cone has a base radius of 5 centimeters and a height of 18 centimeters.

What is the volume of the cone?

A.450π cm3
B.150π cm3
C.90π cm3
D.30π cm3

Answer 1

Formula:

\(V = \dfrac{1}{3} \pi r^2 h\)

Plug in what we know:

\(V = \dfrac{1}{3}\pi (5)^2 (18)\)

What's 5 * 5?

Answer 2

25

Answer 3

Yes, and what's 25 * 18?

Answer 4

450

Answer 5

Yes, and what's 1/3 * 450?

Answer 6

ohhh 150