Missing Angle Triangle and Quadrilateral

All Quadrilaterals have angles that add up too:

• 90°

• 180°

• 360°

• 45°

Angle 1 is 34^o, angle 2 is 58^o, angle 3 is 100^o. If this shape is a quadrilateral, what is the measure of the 4th angle.

• 186^o

• 121^o

• 168^o

• 90^o

Find the measure of the angle x.

• 105

• 115

• 65

• 75

What is the value of x?

• 4

• 360

• 12

• 6

Find the missing angle.

• 30

• 60

• 90

• 120

Find the missing angle.

• 65°

• 85°

• 75°

• 70°

How many degrees are in the missing angle?

• 60°

• 114°

• 70°

• 360°

What is the missing angle?

• 61

• 50

• 60

• 69

Find the missing angle.

• 55

• 35

• 45

• 135

Solve using the Triangle Sum Theorem

• x=12

• x=6

• x=11

• x=13