Angle Relationships Difficult

x = ________

• 77° - alternating exterior angles.

• 103° - alternating interior angles.

• 77° - vertical angles.

• 103° - vertical angles.

Which angles are vertical angles?

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

Two angles whose sum equals 180° are called...

• supplementary angles.

• obtuse angles.

• complementary angles

• a straight line.

What type of angles are these?

• Adjacent Angles

• Linear Pair

• Complementary Angles

• Supplementary Angles

• Vertical Angles

What type of angles are these? (select 2)

• Adjacent Angles

• Linear Pair

• Complementary Angles

• Supplementary Angles

• Vertical Angles

Complementary angles always add up to

Which angle is a linear pair with\angle1 ?

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62