Joint Angles

This is what kind of angle?

• obtuse

• right

• straight

• acute

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62

Which angle is a linear pair with\angle1 ?

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

What angle is vertical to angle 2?

• ∠4

• ∠1

• ∠2

• ∠5

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

What is the value of x?

• 37

• 72

• 108

• 18

Which angle is a linear pair with \angle5 ?

Which of the angle pairs below are a linear pair?