Classifying Naming Angle

Define Right Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180

What is the measurement of a right angle?

• 70

• 80

• 90

• 180

Find the measure of the missing angle.

• 45 degrees

• 135 degrees

• 90 degrees

• 50 degrees

Choose the correct name for the angle marked \angle6.

Angle PTQ is 

• obtuse

• acute

• right

• straight

Angle STQ is 

• obtuse

• acute

• right

• straight

Define Obtuse Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180

Define Acute Angle

• Less than 90

• Exactly 90

• Greater than 90 and less than 180

• Exactly 180