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# Spherical sector

##### Calculates surface area and volume of Spherical sector by radius and height
Anton2010-04-11 06:23:08

Spherical sector is a part of sphere limited by cone with apex at the sphere center.

##### Spherical sector

Formulas:
$S=S_{segment}+S_{cone}=2 \pi R H+\pi R \sqrt{R^2+H^2} = \pi R (2 H+ \sqrt{R^2+H^2})$ - Surface area
$V=\frac{2} {3} \pi R^2 H$ - Volume

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