Properties of Parallelograms

Front

The opposite angles of a parallelogram are ...

Back

congruent

Front

The opposite sides of a parallelogram are congruent. (True/False)

Back

True

Front

In a parallelogram, consecutive angles are __________.

Back

supplementary

Front

Find the m∠R if m∠P = 40° in a parallelogram.

Back

140°

Front

Find x if the angles of a parallelogram are 75° and x°.

Back

75°

Front

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

Back

360°

Front

If one angle of a parallelogram is 60°, what are the measures of the other angles?

Back

60°, 120°, 60°, 120°

Front

In a parallelogram, the diagonals bisect each other. (True/False)

Back

True

Front

What is the relationship between the diagonals of a parallelogram?

Back

They bisect each other.

Front

If a parallelogram has sides of length 5 cm and 10 cm, what is the perimeter?

Back

30 cm