Angle Relationships

An angle that measures exactly 180°

• acute angle

• right angle

• straight angle

• obtuse angle

An angle that measures less than 90°

• acute angle

• obtuse angle

• right angle

• straight angle

An angle that measures more than 90°

• acute angle

• obtuse angle

• straight angle

• right angle

An angle that measures exactly 90°

• acute angle

• obtuse angle

• right angle

• straight angle

∠ERW and ∠WRQ are...

• complementary angles

• supplementary angles

• vertical angles

• straight angles

These angles are supplementary.

What is the measure of ∠CYM

• 127°

• 137°

• 37°

• 143°

Find the missing angle measure.

• 52°

• 228°

• 42°

• 180°

Which equation can be used to solve for the value of x?

• 119°+(6x+7)°=90°

• 119°=(6x+7)°

• 119°+(6x+7)°=180°

• 180°-119°=(6x)°

What is the value of x?

• x=5

• x=6

• x=9

• x=36

What is the measure of ∠HVA?

• 36°

• 9°

• 43°

• 61°