Properties of Quadrilaterals

Front

What is a quadrilateral?

Back

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

Front

What is the sum of the interior angles of a quadrilateral?

Back

The sum of the interior angles of a quadrilateral is 360 degrees.

Front

What are the properties of a parallelogram?

Back

In a parallelogram, opposite sides are equal, opposite angles are equal, and the diagonals bisect each other.

Front

What defines 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 are the properties of a trapezoid?

Back

A trapezoid has at least one pair of parallel sides.

Front

What is an isosceles trapezoid?

Back

An isosceles trapezoid has a pair of parallel sides and the non-parallel sides are equal in length.

Front

How do you find the missing angle in a trapezoid?

Back

To find the missing angle in a trapezoid, use the property that the sum of the angles in a quadrilateral is 360 degrees.

Front

What is the relationship between the angles of an isosceles trapezoid?

Back

In an isosceles trapezoid, the angles adjacent to each base are equal.

Front

What is a square?

Back

A square is a rectangle with all four sides of equal length.