Geometry Course/Polygon/Quadrilateral/Square

Square

A square is a polygon of four right angles and four parallel and congruent sides.

AB = BC = CD = DA

$\mathrm{\angle }A=\mathrm{\angle }B=\mathrm{\angle }C=\mathrm{\angle }C=90^o$

Properties

Perimeter

P = Side + Side + Side + Side = 4 x Side

Area

A = Side x Side = Side²

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