Vertical/Adjacent Angles

Which are pairs of vertical angles?

• ∠COB & ∠COA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOD

Which are pairs of adjacent angles?

• ∠COB & ∠DOA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOC

Name the vertical angle to
∠h.

• ∠f
• ∠i
• ∠g
• ∠j

What angle pair is pictured?

• Alternate Interior Angles
• Supplementary Angles
• Vertical Angles
• Corresponding Angles

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

What is the value of x?

• 37
• 72
• 108
• 18

Vertical angles are always

• acute
• total 180 degrees
• congruent (equal measures)
• adjacent angles

∠1 and ∠2 are _____________

• Complementary

• Supplementary

• Adjacent

• Vertical

What angle is vertical to angle 2?

• ∠4

• ∠1

• ∠2

• ∠5

What angle is adjacent and supplementary to angle 5?

• ∠4

• ∠1

• ∠3

• ∠2