Classifying Quadrilaterals

Front

What is a quadrilateral?

Back

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

Front

What are the types of quadrilaterals?

Back

The main types of quadrilaterals are squares, rectangles, rhombuses, parallelograms, and trapezoids.

Front

Are all rectangles squares?

Back

Never. A rectangle has opposite sides equal, while a square has all sides equal.

Front

Are all squares rhombuses?

Back

Always. A square is a special type of rhombus with all sides equal and all angles right.

Front

What is a trapezoid?

Back

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

Front

What defines a parallelogram?

Back

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

Front

Can a quadrilateral be both a rectangle and a rhombus?

Back

Sometimes. A square is both a rectangle and a rhombus.

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 rhombus?

Back

A rhombus is a quadrilateral with all sides equal in length.

Front

Is a square a type of rectangle?

Back

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