Properties of Parallelograms

Front

What can be said about the sides of a parallelogram in terms of parallelism?

Back

The opposite sides of a parallelogram are parallel.

Front

What can be said about the opposite angles of a parallelogram?

Back

They are equal.

Front

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

Back

360 degrees.

Front

What is the relationship between consecutive angles in a parallelogram?

Back

Consecutive angles are supplementary, meaning they add up to 180 degrees.

Front

What is the definition of a parallelogram?

Back

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

Front

How do you find the area of a parallelogram?

Back

Area = base × height.

Front

What can be said about the diagonals of a parallelogram?

Back

The diagonals of a parallelogram bisect each other.

Front

What is the relationship between the lengths of the sides of a parallelogram?

Back

Opposite sides of a parallelogram are equal in length.

Front

What is the measure of each angle in a rectangle, which is a type of parallelogram?

Back

Each angle in a rectangle measures 90 degrees.

Front

How can you determine if a quadrilateral is a parallelogram?

Back

A quadrilateral is a parallelogram if one pair of opposite sides is both parallel and equal in length.