Angels and Triangles

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°

• 90°

• 180°

• 360°

What is the missing angle?

• 120 degrees

• 90 degrees

• 65 degrees

• 40 degrees

• 267 degrees

• 145 degrees

• 93 degrees

• 87 degrees

What is the measure of x?

• 101°

• 111°

• 121°

• 131°

Find the measure of the missing angle.

• 30^o

• 110^o

• 150^o

• 40^o

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

Find the measure of each angle indicated.

• 50

• 55

• 60

• 70

Find the measure of each angle indicated.

• 50

• 20

• 29

• 48

Find the measure of each angle indicated.

• 22

• 25

• 29

• 55

Find the measure of each angle indicated.

• 62

• 53

• 71

• 50