Identifying Special Angle Pairs

Which angles are vertical angles?

Which angle is a vertical angle to with \angle7 ?

Which are pairs of vertical angles?

• ∠COB and ∠COA

• ∠AOD and ∠AOC

• ∠COB and ∠AOD

• ∠BOD and ∠AOD

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles

Which angle is a linear pair with \angle5 ?

What type of angles are these? (select 3)

• Adjacent Angles

• Linear Pair

• Complementary Angles

• Supplementary Angles

• Vertical Angles

Supplementary angles always add up to

Complementary angles always add up to

Which are pairs of adjacent angles?

• ∠COB and ∠DOA

• ∠AOD and ∠AOC

• ∠COB and ∠AOD

• ∠BOD and ∠AOC

Which names a pair of adjacent angles?

• ∠CXD and ∠FXE

• ∠CXF and ∠DXE

• ∠CXD and ∠DXE