Triangle Sum Theorem

Front

What does the Triangle Sum Theorem state?

Back

The Triangle Sum Theorem states that the sum of all angles in a triangle is 180°.

Front

If one angle of a triangle is 60° and another is 90°, what is the measure of the third angle?

Back

The third angle is 30°.

Front

What is the measure of the third angle in a triangle with angles measuring 79° and 43°?

Back

The third angle measures 58°.

Front

Find x if the angles of a triangle are x, 60°, and 90°. What is x?

Back

x = 30°.

Front

If two angles of a triangle are 45° and 75°, what is the measure of the third angle?

Back

The third angle is 60°.

Front

What is the sum of the angles in any triangle?

Back

The sum of the angles in any triangle is 180°.

Front

If one angle of a triangle is 50° and the other is 60°, what is the measure of the third angle?

Back

The third angle is 70°.

Front

What is the measure of an angle in a triangle if the other two angles are 85° and 95°?

Back

The angle measures 0°, which is not possible in a triangle.

Front

If a triangle has angles measuring 30°, 60°, and x°, what is x?

Back

x = 90°.

Front

In a triangle, if one angle is 45° and the other is 45°, what is the measure of the third angle?

Back

The third angle is 90°.