Basic Properties of Parallelograms

Front

The opposite angles of a parallelogram are ...

Back

congruent

Front

If ABCD is a parallelogram, what is the length of BD?

Back

10

Front

In a parallelogram, consecutive angles are __________.

Back

supplementary

Front

The figure is a parallelogram. Solve for x.

Back

11

Front

Find m∠U.

Back

95°

Front

What is a parallelogram?

Back

A quadrilateral with opposite sides parallel and equal in length.

Front

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

Back

360°

Front

If one angle of a parallelogram is 70°, what are the measures of the other angles?

Back

70°, 110°, 110°.

Front

What is the relationship between the diagonals of a parallelogram?

Back

The diagonals bisect each other.

Front

How do you find the area of a parallelogram?

Back

Area = base × height.