Complementary, Supplementary & Vertical 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°

Tags

CCSS.7.G.B.5

Vertical angles are always

• acute
• total 180 degrees
• congruent (equal measures)
• adjacent angles

Tags

CCSS.7.G.B.5

Complementary angles always add up to

Tags

CCSS.7.G.B.5

Two angles added together to produce 90 degrees

• Supplementary
• Complementary
• Right
• Vertical

Tags

CCSS.7.G.B.5

Supplementary angles always add up to

Tags

CCSS.7.G.B.5

Which angles are vertical angles?

Tags

CCSS.7.G.B.5

Which are pairs of vertical angles?

• ∠COB and ∠COA

• ∠AOD and ∠AOC

• ∠COB and ∠AOD

• ∠BOD and ∠AOD

Tags

CCSS.7.G.B.5

These angles are...

• Complementary

• Supplementary

• Neither

Tags

CCSS.7.G.B.5

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Tags

CCSS.7.EE.B.4

CCSS.7.G.B.5

True or False. These angles are complementary.

• True

• False

Tags

CCSS.7.G.B.5