Properties of Parallelograms

Find the measure of angle b.

• b = 51

• b = 129

The figure PQRS is a parallelogram. What is the value of x?

• 72

• 74

• 76

• 78

______ angles of parallelograms are congruent.

• Consecutive

• Opposite

• parallel

• diagonal

The diagonals of a parallelogram _______ each other.

• bisect

• equal

• are perpendicular to

• complement

• A

• B

• C

• D

If ABCD is a parallelogram, what is the length of BD? 

• 10

• 11

• 7

• 5

The figure is a parallelogram.  
Solve for x.  

• 1

• 11

• 7

• 6

In  parallelogram PNWL, NW = 12, PM = 9, and m<WLP = 144°. Find PW. 

• 18

• 9

• 12

• 144∘

The figure is a parallelogram.  
Solve for x.  

• 7

• 2

• 0

• 4

• FG = 6, m<G = 120

• FG = 16, m<G = 60

• FG = 8, m<G = 60

• FG = 7, m<G = 65