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

Opposite sides are equal and parallel, opposite angles are equal, and the diagonals bisect each other.

Front

Define a rectangle.

Back

A rectangle is a parallelogram with four right 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 is an isosceles trapezoid?

Back

An isosceles trapezoid is a trapezoid with a pair of opposite sides that are equal in length.

Front

How do you find the measure of an interior angle in a regular quadrilateral?

Back

In a regular quadrilateral, each interior angle measures 90 degrees.

Front

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

Back

The angles adjacent to each base are supplementary.

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 square?

Back

A square is a rectangle with all sides equal and all angles right angles; it is also a rhombus.

Front

How do you calculate the area of a rectangle?

Back

Area = length × width.