Lapinigan NHS Math 9 Third Quarter Exam Review Part 1

How do you describe any two opposite angles in a parallelogram?

• They are congruent.   

• They are supplementary

• They are complementary

• All of the above.

What can you say about two consecutive angles in a parallelogram?

• They are always congruent.         

• They are always supplementary

• They are sometimes complementary

• They are never congruent.

Which of the following conditions is not sufficient to prove that a quadrilateral is a parallelogram?

• Two pairs of sides are parallel.

• Two pairs of opposite sides are congruent.

• Two angles are supplementary.

• Two diagonals bisect each other.

Which of the following quadrilaterals has diagonals that do not bisect each other?

• Square 

• Rhombus   

• Rectangle

• Trapezoid

Use rhombus TRAP

What is the measure of ∠2?

• 45°

• 60°

• 90°

• 120°

Use rhombus TRAP

What is the measure of ∠5?

• 45°           

• 60°

• 90°

• 120°

What is the measure of ∠3?

• 45°            

• 60°

• 90°      

• 120

. If |BD| = 6 cm, then |DA| = _____.

• 24 cm         

• 12cm

• 6 cm        

• 3 cm

If |AD| = 6.5 cm, then |AB| = _____.

• 18 cm         

• 13cm

• 7 cm        

• 3.25 cm

If |EC| = 7 cm, then |BC| = _____.

• 14 cm         

• 18 cm         

• 21 cm      

• 28 cm