Topic 46 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 square?

Back

A square has four equal sides, four right angles, and its diagonals bisect each other at 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 a parallelogram?

Back

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

Front

What are the properties of a rectangle?

Back

A rectangle has opposite sides that are equal, four right angles, and its diagonals are congruent.

Front

What is a rhombus?

Back

A rhombus is a quadrilateral with all four sides of equal length and opposite angles that are equal.

Front

What is the relationship between the diagonals of a rhombus?

Back

The diagonals of a rhombus bisect each other at right angles.

Front

What is a trapezoid?

Back

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

Front

What is the difference between a rectangle and a square?

Back

A square is a special type of rectangle where all sides are equal.

Front

How do you find the missing angle in a quadrilateral?

Back

To find the missing angle, subtract the sum of the known angles from 360 degrees.