Practice with 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

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

What is the value of x?

• 37
• 72
• 108
• 18

Tags

CCSS.7.G.B.5

Find the value of x.

• 14
• 60
• 35
• 180

Tags

CCSS.7.G.B.5

What is a straight angle?

• An angle that measures more than 90 degrees.
• An angle that measures less than 90 degrees.
• An angle that measures exactly 90 degrees.
• An angle that measures exactly 180 degrees. 

Tags

CCSS.4.G.A.1

What is a right angle?

• Ana angle that measures more than 90 degrees.
• An angle that measures less than 90 degrees.
• An angle that measures exactly 90 degrees.
• An angle that measures 180 degrees. 

Tags

CCSS.4.G.A.1

Identify the m<XWY

• 61⁰
• 90⁰
• 51⁰
• 161⁰

Name the relationship

• complementary

• linear pair

• vertical

• adjacent