Properties of Parallelograms

In a rhombus, all four sides are ___________.

• congruent

• parallel

• perpendicular

• unequal

Determine whether the figure is a parallelogram.  If so, state the reason.

• Yes, quadrilateral with 2 pairs of opposite sides ≅

• Yes, quad with any ∠ supplementary to both consecutive ∠s

• Yes, quad with 1 pair of opposite sides || and ≅

• not a parallelogram

The fact that diagonals are ⊥ means this shape is a -?-

• quadrilateral

• rectangle

• rhombus

• parallelogram

A parallelogram that is both a rhombus and a rectangle is called a __________.

• Quadrilateral

• Parallelogram

• Trapezoid

• Square

A parallelogram has congruent diagonals. The parallelogram can be classified as a...

• Rhombus

• Rectangle

• Square

• None of these

A square is a rhombus.

• always true

• sometimes true

• never true

Two properties of a quadrilateral are listed below.

· The quadrilateral always has 4 congruent angles

· The quadrilateral does not always have 4 congruent sides

Which of the following quadrilaterals has both properties?

• Parallelogram

• Rectangle

• Rhombus

• Square

Which quadrilateral(s) have congruent diagonals? Select all that apply.

• Parallelogram

• Rectangle

• Rhombus

• Square

Which statement is true?

• A rhombus is never a square.
• A rhombus is always a square.
• A rhombus is never a rectangle.
• A rhombus is always a parallelogram.

Select the quadrilateral(s) that ALWAYS have the given property. Select ALL that apply.

Diagonals are congruent.

• parallelogram

• rhombus

• rectangle

• square