Triangle Sum Theorem

Front

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

Back

180°

Front

If one angle of a triangle is 90° and another is 45°, what is the measure of the third angle?

Back

45°

Front

In a triangle, if two angles measure 60° and 70°, what is the measure of the third angle?

Back

50°

Front

What is the measure of angle A if angle B is 40° and angle C is 100°?

Back

40°

Front

If angle X is 30° and angle Y is 60°, what is the measure of angle Z in triangle XYZ?

Back

90°

Front

In triangle ABC, if angle A = 50° and angle B = 60°, what is angle C?

Back

70°

Front

What is the measure of angle b if angle a is 36° and angle c is 108°?

Back

36°

Front

If angle A is 80° and angle B is 50°, what is angle C?

Back

50°

Front

In triangle DEF, if angle D = 45° and angle E = 45°, what is angle F?

Back

90°

Front

If angle 1 = 70° and angle 2 = 60°, what is angle 3 in triangle?

Back

50°