Intro to Angles Practice

Which angle is a vertical angle to with \angle7 ?

What angle is vertical to angle 2?

• ∠4

• ∠1

• ∠2

• ∠5

Which are pairs of vertical angles?

• ∠COB and ∠COA

• ∠AOD and ∠AOC

• ∠COB and ∠AOD

• ∠BOD and ∠AOD

Which are pairs of adjacent angles?

• ∠COB and ∠DOA

• ∠AOD and ∠AOC

• ∠COB and ∠AOD

• ∠BOD and ∠AOC

What is the vertical angle to angle 4?

• Angle 2

• Angle 6

• Angle 8

• Angle 7

Without using a protractor, find the measure of angle QRT.

• 315 degrees

• 45 degrees

• 135 degrees

• 145 degrees

An angle whose measure is exactly 90 degrees.

• acute

• vertical

• right

• straight

Which of the following is NOT an example of supplementary angles?