Properties of Quadrilaterals

Front

What is a quadrilateral?

Back

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

Front

What are the properties of a parallelogram?

Back

A parallelogram has two sets of parallel sides, opposite sides that are equal in length, and opposite angles that are equal.

Front

What is a rectangle?

Back

A rectangle is a parallelogram with four right angles.

Front

What is a rhombus?

Back

A rhombus is a parallelogram with all four sides of equal length.

Front

What is a square?

Back

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

Front

What is the relationship between squares and rectangles?

Back

All squares are rectangles, but not all rectangles are squares.

Front

What is the relationship between rhombuses and squares?

Back

All squares are rhombuses, but not all rhombuses are squares.

Front

What is the definition of congruent angles?

Back

Congruent angles are angles that have the same measure.

Front

What is the definition of bisecting diagonals in a parallelogram?

Back

In a parallelogram, the diagonals bisect each other, meaning they cut each other in half.

Front

What is a trapezoid?

Back

A trapezoid is a quadrilateral with at least one pair of parallel sides.