2.3a Properties of Parallelograms

Front

The opposite angles of a parallelogram are ...

Back

congruent

Front

In a parallelogram, consecutive angles are __________.

Back

supplementary

Front

Which is NOT a property of a parallelogram?

Back

Diagonals are congruent

Front

What do we call a quadrilateral with both pairs of opposite sides parallel?

Back

Parallelogram

Front

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

Back

360 degrees

Front

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

Back

70 degrees, 110 degrees, 70 degrees, 110 degrees

Front

What is the relationship between the diagonals of a parallelogram?

Back

Diagonals bisect each other.

Front

If the lengths of two opposite sides of a parallelogram are 5 cm and 7 cm, what can we say about the lengths of the other two sides?

Back

They are also 5 cm and 7 cm.

Front

In a parallelogram, if one angle measures 60 degrees, what is the measure of the adjacent angle?

Back

120 degrees

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height