## anonymous 3 years ago Find the surface-area-to-volume ratio of a right circular cylinder. (Hint: For a right circular cylinder, S

1. anonymous

$2 \pi r^2+ 2 \pi r h$= surface area

2. anonymous

$\pi r^2h$= volume

3. anonymous

$\frac{ 2 \pi r^2+ 2 \pi r h }{ \pi r^2 h }= \frac{ 2 \pi r(r+h) }{ \pi r^2 h }=\frac{2( r+h )}{ rh}$