1、Having equal sides and equal of polygons.
2、a triangle with two equal sides.
3、An isosceles triangle has two equal sides and the two angles opposite those sides are equal.
4、A square may be defined as a rectangle with four equal sides.
5、having four equal sides and four right angles or forming a right angle.
6、A square is a figure with four equal sides and four right angles.
7、A figure with four equal sides forming two inner obtuse Angles and two inner acute Angles; a rhombus or lozenge.
8、(geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon.
9、any object having a shape similar to a plane geometric figure with four equal sides and four right angles.
