Triangle Sum Theorem

Front

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

Back

180°

Front

Find the measure of the indicated angle if two angles are 70° and 60°.

Back

50°

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 one angle measures 30° and another measures 60°, what is the measure of the third angle?

Back

90°

Front

Back

30°

Front

What is the measure of an angle in a triangle if the other two angles measure 80° and 50°?

Back

50°

Front

If a triangle has angles measuring 40° and 100°, what is the measure of the third angle?

Back

40°

Front

In a triangle, if one angle is 120° and another is 30°, what is the measure of the third angle?

Back

30°

Front

Back

90°

Front

What is the sum of the angles in any triangle?

Back

180°