Three-dimensional geometric shapes

# Cylinder

## Keywords: cylinder, area, volume

**Area**

$$A=2{A}_{1}+{A}_{2}=2{R}^{2}\pi +2R\pi H$$

**Base Area**

$${A}_{1}={R}^{2}\pi $$

**Side Area**

$${A}_{2}=2R\pi H$$

**Volume**

$$V={A}_{1}\xb7H={R}^{2}\pi H$$