Parallelograms Geometry

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

• 10

• 11

• 7

• 5

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

The opposite angles of a parallelogram are ...

• complementary

• congruent

• supplementary

• perpendicular

In a parallelogram, consecutive angles are __________.

• congruent

• supplementary

• corresponding

• parallel

• A

• B

• C

• D

• 74

• 49

• 39

• 35

• 106

• 57

• 131

• 145

State which theorem you can use to show that the quadrilateral is a parallelogram.​

• Parallelogram Opposite Angles Converse

• Parallelogram Opposite Sides Converse

• Opposite Sides Parallel and Congruent Theorem

• Definition of a Parallelogram

• Parallelogram Diagonals Converse

Find the values of x and y that make

the quadrilateral a parallelogram.

​ ​ x=​ (a)  

y=​ (b)  

• 1

• 6

• 2

• 3

• 4

• 5

• 7

• 8

• 9

• 10

Refer to parallelogram ABCD. LABEL what x and side AB should be.

a

b

4

260

65

100

25

17

Refer to parallelogram ABCD. LABEL what angle BCD should be.

a

25

260

65

114