Quadrilateral Properties

Front

What is a quadrilateral with two pairs of parallel sides?

Back

A parallelogram

Front

Are the diagonals of a parallelogram perpendicular?

Back

No, they are not perpendicular.

Front

What makes a quadrilateral a parallelogram with one pair of sides?

Back

One pair of sides both parallel and congruent.

Front

What characteristics does a rhombus share with a parallelogram?

Back

All characteristics of a parallelogram.

Front

If a parallelogram is a rhombus, what is true about its diagonals?

Back

The diagonals are perpendicular.

Front

When is a trapezoid isosceles?

Back

If and only if its diagonals are congruent.

Front

What is true about the angles in a kite?

Back

Exactly one pair of opposite angles is congruent.

Front

What is a quadrilateral that is both a rectangle and a rhombus?

Back

A square.

Front

What are the base angles in a trapezoid?

Back

The base angles are congruent.

Front

What defines an isosceles trapezoid?

Back

One pair of congruent base angles.