Angles in a Triangle

Front

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

Back

180°

Front

Find the measure of angle A if angle B is 96° and angle C is 40°.

Back

44°

Front

What is the measure of angle B if angle A is 63° and angle C is 81°?

Back

36°

Front

Use the Triangle Sum Theorem to find the measure of angle A if angle B is 120° and angle C is 30°.

Back

30°

Front

What is the measure of angle 3 in a triangle if angle 1 is 65° and angle 2 is 90°?

Back

25°

Front

In a triangle, if one angle measures 90°, what type of triangle is it?

Back

Right triangle

Front

If two angles of a triangle are 45° and 55°, what is the measure of the third angle?

Back

80°

Front

What is the relationship between the angles in an equilateral triangle?

Back

All angles measure 60°.

Front

If angle A is 30° and angle B is 70°, what is angle C?

Back

80°

Front

What is the measure of an exterior angle of a triangle if the two remote interior angles are 40° and 50°?

Back

90°