InfGeo Vertical Angles & Linear Pairs & Some Review

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

What is a linear pair?

• a pair of lines

• a straight angle

• a pair of supplementary and adjacent angles

• a pair of complementary and adjacent angles

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

The angles in a linear pair always add up to...

• 90˚

• 180˚

• 360˚

• Am I supposed to know that?! (Yes, you should know the answer!)

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

What is the value of x?

• 37
• 72
• 108
• 18

Tags

CCSS.7.G.B.5

Find the value of r

• 46
• 44
• 43
• 47

Tags

CCSS.7.G.B.5

Find the m∠3

• 28
• 152
• 180
• 62

Tags

CCSS.7.G.B.5

What kind of angles are these? (Choose all that apply)

• complementary

• supplementary

• right

• linear pair

Tags

CCSS.7.G.B.5

Find the m∠2

• 28
• 152
• 180
• 62

Tags

CCSS.7.G.B.5