List of formulae

Mensuration

Area and Perimeter of Plane Figures

Shape	Perimeter	Area
Triangle	(a+b+c), where a, b, c are sides	${\frac {1}{2}}*b*h$ where "h" is the height from any vertex to the opposite side "b"
Circle	$2*{\pi }*r$	${\pi }*r^{2}$
type square root		${\sqrt {25}}$