Angles in Pairs

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles

What relationship exists between angles 2 and 3

• Corresponding angles

• Supplementary angles

• Vertical angles

• Alternate Exterior Angles

Which Angles are Vertical Angles?

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

What angle pair is pictured?

• Alternate Interior Angles

• Supplementary Angles

• Vertical Angles

• Corresponding Angles

Find the missing angle.

• 60°

• 70°

• 50°

• 140

complementary, supplementary, or neither?

• Complementary

• Supplementary

• Neither

What type of angles are these?

• Adjacent Angles

• Linear Pair

• Complementary Angles

• Supplementary Angles

• Vertical Angles

Calculate the missing angle.

• 132º

• 58º

• 48º

• 38º

What is the measure of ∠3?

• 55

• 155

• 45

• 135