Square

regular quadrilateral
(Reguidit frae Square (geometry))

A square (an aa spelled squerr, amang ither weys) is a set wi fower aqual sides an angles.

Aa the sides o a squerr is aqual. The diagonals o a squerr crosses at richt angles. The angle atweesh onie diagonal an a side o a squerr is 45 degree.