Angles

What are vertical angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that add up to 360°
• Angles that are opposite of each other when lines intersect and are equal

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

• x = 118
• x = 108
• x = 28
• x = 58

Tags

CCSS.7.G.B.5

• x = 56
• x = 66
• x = 156
• x = 166

Tags

CCSS.7.G.B.5

Find the missing angle.

• 41°
• 32°
• 51°
• 31°

What is the value of x?

• 37
• 72
• 108
• 18

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Find X.

• 50
• 130
• 140
• 230

Are angles 3 and 4 vertical?

• No

• Yes

Are these angles an example of complementary, supplementary, or neither?

• Complementary
• Supplementary
• Neither