Properties of Special Parallelograms

Which theorem shows that the quadrilateral is a parallelogram?

• Not Parallelogram

• Opposite Sides are congruent

• Opposite Angles are congruent

• 1 set of Opposite Sides is Parallel and Congruent

The figure is a parallelogram.  
Solve for x.  

• 7

• 2

• 0

• 4

The figure is a parallelogram.  
Solve for x.  

• 1

• 11

• 7

• 6

The opposite sides of a parallelogram are...

• congruent

• perpendicular

• skew

• supplementary

The figure is a parallelogram.  
Solve for x.  

• 1

• 10

• 4

• 5

The figure is a parallelogram.  
Solve for x.  

• 12

• 4

• 6

• 2

The figure is a parallelogram.  
Solve for x.  

• 11

• 10

• 6

• 2

The figure is a parallelogram.  
Solve for x.  
Give a reason.

• 9

• 6

• 10

• 2

The figure is a parallelogram.  
Solve for x.  

• 10

• 3

• 5

• 12

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

• 10

• 11

• 7

• 5