Missing Angle Measures with Algebra

Solve for x.

• 16

• 11

• 50

• 6

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62

Which equation would you use to solve for the missing angle measure?

• x + 115 = 180

• x + 115 = 90

• x + 115 = 115

• x + 115 = 270

Carrie needs to determine the missing angle measure.  Which of the following equations could Carrie use to determine x?

Carrie needs to determine the missing angle measure.  Which of the following equations could Carrie use to determine x?

Find the value of x.

• 14

• 60

• 35

• 180

Find the value of x.

Solve for x

• 20

• 25

• 120

• 180