Special Parallelograms Properties

What is the value of x?

• 132

• 66

• 114

• 48

In rhombus ABCD, if DB = 2x - 4 and PB = 2x - 9, find PD.

In the diagram below, PQRS is a rhombus. What are the values of x and y?

• x = 8, y = 4

• x = 10, y = 6

• x = 5, y = 6

• x = 4, y = 12

A rhombus is ______________.

• A parallelogram with four congruent sides.

• A parallelogram with four right angles.

• A parallelogram with four congruent sides and four right angles.

• A parallelogram with congruent diagonals.

Which choice is NOT true for a RHOMBUS?

• Diagonals bisect each other

• Diagonals are perpendicular

• Diagonals are congruent

• Diagonals bisect opposite angles

• 24

• 12

• 10

• 5

BCDE is square.  Find CE.

• 40

• 90

• 80

• 20

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

• quadrilateral

• rectangle

• rhombus

• parallelogram

A quadrilateral with opposite angles congruent would best be described as a -?-

• square

• rectangle

• rhombus

• parallelogram