# Sphere

Keywords: sphere, area, volume

**Area**

$$A=4\pi {R}^{2}$$

**Volume**

$$V=\frac{4\pi {R}^{3}}{3}$$

**Surface circle**

$${R}^{2}={r}^{2}+{h}^{2}$$

Keywords: sphere, area, volume

**Area**

$$A=4\pi {R}^{2}$$

**Volume**

$$V=\frac{4\pi {R}^{3}}{3}$$

**Surface circle**

$${R}^{2}={r}^{2}+{h}^{2}$$