Types of Angles

If the measure of ∠2 is 83°, what is the measure of ∠3?

• 7°

• 17°

• 83°

• 97°

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles

What are vertical angles?

• Angles that are adjacent to each other

• Angles that add up to 180°

• Angles that are opposite of each other when lines intersect

• Angles that add up to 90°

Which are pairs of vertical angles?

• ∠COB & ∠COA

• ∠AOD & ∠AOC

• ∠COB & ∠AOD

Find the value of ∠A.

• 25 degrees

• 30  degrees

• 35 degrees

• 90 degrees

• Complementary Angles

• Supplementary Angles

• Vertical Angles

• Complementary Angles

• Supplementary Angles

• Vertical Angles

• Complementary Angles

• Supplementary Angles

• Vertical Angles