Parallelogram Properties HW #1

Front

Which is NOT a property of a parallelogram?

Back

Diagonals are congruent.

Front

Is this quadrilateral a parallelogram? If so, give a reason.

Back

Yes. Opposite sides are congruent.

Front

The diagonals of a parallelogram always ...

Back

bisect each other.

Front

Is the quadrilateral a parallelogram? If yes, state how you know.

Back

Opposite sides parallel.

Front

In a parallelogram, consecutive angles are __________.

Back

supplementary.

Front

What defines a parallelogram?

Back

A quadrilateral with both pairs of opposite sides parallel.

Front

What is the relationship between opposite angles in a parallelogram?

Back

They are congruent.

Front

How do you determine if a quadrilateral is a parallelogram using sides?

Back

If both pairs of opposite sides are equal.

Front

What can be said about the diagonals of a parallelogram?

Back

They bisect each other.

Front

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

Back

70 degrees, 110 degrees, 110 degrees.