Quadrilateral Proofs

A quadrilateral is a polygon with four sides, four vertices, and four angles.

A rectangle is a quadrilateral with four right angles.

False. A rhombus has all sides equal but does not necessarily have right angles.

True. A square is a special type of rectangle with all sides equal.

A rhombus is a quadrilateral with all sides equal and opposite angles equal.

A square is a quadrilateral that is both a rectangle and a rhombus, having all sides equal and all angles right.

A parallelogram is a quadrilateral with opposite sides parallel and equal in length.

In a rhombus, the diagonals bisect each other at right angles.

In a rectangle, the diagonals are equal in length.

It can be concluded that the quadrilateral is a parallelogram.