vertical and 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°

Tags

CCSS.7.G.B.5

Which are pairs of vertical angles?

• ∠COB & ∠COA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOD

Tags

CCSS.7.G.B.5

Which are pairs of adjacent angles?

• ∠COB & ∠DOA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOC

Tags

CCSS.7.G.B.5

What angle pair is pictured?

• Alternate Interior Angles
• Supplementary Angles
• Vertical Angles
• Corresponding Angles

Tags

CCSS.7.G.B.5

Find the missing angle.  Find x.

• 15^o
• 50^o
• 130^o
• 165^o

Tags

CCSS.7.G.B.5

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Tags

CCSS.7.G.B.5

Find the missing angle.  Find x.

• 15^o
• 50^o
• 130^o
• 165^o

Tags

CCSS.7.G.B.5

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

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

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Tags

CCSS.7.G.B.5