Geometry Solve for Missing Angles

Are angle A and B congruent?

• yes, they are congruent because they are alternate exterior angles

• no

• No, they are supplementary

Tags

CCSS.8.G.A.5

Are the two indicated angles congruent or supplementary?

• congruent

• supplementary

Tags

CCSS.8.G.A.5

44 + x = 180

solve for x

• x = 136

• x = 135

• x = 180

• 44 = x

Tags

CCSS.8.G.A.5

How would you set up to solve this?

• the shown angles are congruent, so set them equal to each other

• the shown angles are supplementary, so add them and set that equal to 180

Tags

CCSS.8.G.A.5

Does x = 2 work as a solution? ∠A= 5x−5 ∠B= 3x+13 5x−5 = 3x+13

• yes

• no

Tags

CCSS.8.G.A.5

Does x = 9 work as a solution?

∠A= 5x−5

∠B= 3x+13

5x−5 = 3x+13

• yes

• no

Tags

CCSS.8.G.A.5

Are these angles congruent or supplementary?

• congruent

• supplementary

Tags

CCSS.8.G.A.5

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62

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

Complementary angles always add up to

Tags

CCSS.7.G.B.5