Quadrilaterals Flashcard

Front

What is a quadrilateral?

Back

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

Front

What shape has only one pair of parallel sides?

Back

A trapezoid has only one pair of parallel sides.

Front

What is a parallelogram?

Back

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

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

If one angle of a quadrilateral is 70°, what is the measure of the other angles if the other three angles are equal?

Back

Each of the other three angles would be 97.5°.

Front

What is a rectangle?

Back

A rectangle is a quadrilateral with four right angles and opposite sides that are equal.

Front

What is a square?

Back

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

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°.

Front

What is the difference between a trapezoid and a parallelogram?

Back

A trapezoid has only one pair of parallel sides, while a parallelogram has two pairs of parallel sides.

Front

What is the formula for the area of a parallelogram?

Back

The area of a parallelogram is calculated as Area = base × height.