Solving Equations in Geometry

Set up the equation to solve for x

• 8x + 2 +70 + 60 = 180

• 8x + 2 = 180

• 8x + 2 = 70 + 60

• 70 + 8x + 2 = 60

What equation could be used to solve for the missing angle measure?

• x + 19 = 180

• x + 19 = 19

• x + 19 = 60

• x + 19 = 90

Find the value of x.

• 15

• 30

• 45

• 60

Find ST.

• 11

• 12

• 13

• 14

Find AC

• 7

• 8

• 22

• 23

Find AC

• 7

• 8

• 22

• 23

If AB = 2x+3, BC = 3x-5, and AC = 38, what is the value of x ?

• 11

• 12

• 8

• 5

Find ST.

• 11

• 12

• 13

• 14

Find AB.

• 69

• 20

• 19

• 11

What does line segment PR equal?

• -10

• 10

• 8

• 14