Finding the Measure of the Angle Side or Variable of a Parallelogram

The diagonals of a parallelogram always ... 

• are congruent
• are perpendicular
• bisect each other
• are parallel

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

• 10
• 11
• 7
• 5

What is the value of x?

• 132
• 66
• 114
• 48

3 angles of a quadrilateral are 110, 120 and 50.  What is the measure of the 4th angle?

• 60
• 70
• 80
• 130

In the diagram of parallelogram STUV, SV = x + 3, VU = 2x - 1, and TU = 4x - 3. What is the length of SV? 

• 5
• 2
• 7
• 4

In parallelogram CARS, m<C = 5x - 20 and m<A = 3x + 40. Find the value of x. Hint: Draw a picture.

• 15
• 20
• 30
• 130

Which is NOT a property of a parallelogram?

• Diagonals bisect each other
• Diagonals are congruent
• Both pairs of opposite sides are parallel
• Both pairs of opposite angles are congruent

WXYZ is a parallelogram. Find XW

• cannot be determined
• 3
• 11
• 24

WXYZ is a parallelogram. Find a.

• 11
• 24
• 33
• cannot be determined

WXYZ is a parallelogram. Find the measure of angle Y.

• 24
• 33
• 81
• 99