Quadrilateral Properties Review

A square has all the properties of a

• parallelogram

• rectangle

• rhombus

• parallelogram, rectangle, and rhombus

The diagonals of a rectangle are

• parallel

• congruent

• perpendicular

• not congruent

A rhombus has

• 2 pairs of equal sides

• 4 equal angles

• 4 equal sides

• 3 pairs of equal angles

Which theorem can be used to prove the quadrilateral is a parallelogram?

• Parallelogram Opposite Sides Converse Theorem

• Parallelogram Opposite Angles Converse Theorem

• Opposite Sides Parallel and Congruent Theorem

• Parallelogram Diagonals Converse Theorem

State which method we can use to show that the quadrilateral is a parallelogram. 

• Both pairs of opposite angles are congruent.

• Both pairs of opposite sides are congruent.

• Both pairs of diagonals bisect each other.

• Both pairs of opposite sides are parallel. 

Find the measure of ∠1:

• 79°

• 101°

• 72°

• 180°

Which is not a method of proving quadrilaterals are parallelograms?

• Both pairs of opposite sides are congruent.

• Both pairs of opposite sides are parallel.

• Both pairs of opposite angles are congruent. 

• Consecutive angles are supplementary. 

Is the quadrilateral a parallelogram?

• Yes

• No

Which statement about parallelograms is always true?

• The diagonals are congruent.

• The diagonals bisect each other.

• The diagonals are perpendicular.

• The diagonals bisect their respective angles.

Which of the following are parallelograms?

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