Square+levels+0-2

Square A square is a quadrilateral where all the sides are congruent and create right angles.

Most Important Properties **-A quadrilateral with four right angles.** All squares must have 90 degree angles. (360/4=90). If they are not 90 degree they are not squares. The lengths of the sides must all be equal and parallel.
 * -A quadrilateral with four equal sides.**

“File:Square (geometry).svg - Wikipedia, the free encyclopedia.” Web. Thursday 9 Dec 2009.

-The diagonals of a square are equal.
