A 4-sided flat shape with straight sides where all interior angles are right angles (90°).

Also opposite sides are parallel and of equal length.

Example: A square is a special type of rectangle.

Try moving any point below:

A 4-sided flat shape with straight sides where all interior angles are right angles (90°).

Also opposite sides are parallel and of equal length.

Example: A square is a special type of rectangle.

Try moving any point below:

../geometry/images/geom-quad.js?mode=rectangle

See: Quadrilateral

Copyright © 2021 MathsIsFun.com