Question

What is the formula for the volume of a cone with radius r and a height of 2r?

Answer 1

V=πr2h
3

Answer 2

Normal Volume:\[\large \pi r^2 \frac{h}{3}\]

if 'r' = r and h = 2r we have

\[\large \pi r^2\frac{2r}{3}\]
\[\large \frac{2\pi r^3}{3}\]

Answer 3

https://www.google.com/#q=volume+of+a+cone

Google can calculate volume of cones