## Prealgebra (7th Edition)

$V=9\times 2^2\pi=36\pi\approx 36\times\frac{22}{7}=\frac{792}{7}\approx 113.142857$ cubic in.
The volume of a cylinder can be calculated as: $V=hr^2\pi$ Here: $V=9\times 2^2\pi=36\pi\approx 36\times\frac{22}{7}=\frac{792}{7}\approx 113.142857$ cubic in.