6.1-6.3 Practice

Front

The opposite angles of a parallelogram are ...

Back

congruent

Front

In a parallelogram, consecutive angles are __________.

Back

supplementary

Front

Is there enough information to determine that this quadrilateral is a parallelogram? Yes, opposite sides are congruent.

Back

Yes, opposite sides are congruent.

Front

Is there enough information to determine that this quadrilateral is a parallelogram? No, not all pairs of opposite sides are congruent.

Back

No, not all pairs of opposite sides are congruent.

Front

Which theorem shows that the quadrilateral is a parallelogram? Opposite Angles are congruent.

Back

Opposite Angles are congruent.

Front

What is a parallelogram?

Back

A quadrilateral with opposite sides that are both parallel and congruent.

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

The diagonals bisect each other.

Front

If two opposite sides of a quadrilateral are both parallel and congruent, what can be concluded?

Back

The quadrilateral is a parallelogram.