Arc and Angle Measures Warm-up #2

Front

What is the relationship between the angles in a triangle?

Back

The sum of the interior angles in a triangle is always 180 degrees.

Front

What is the measure of a right angle?

Back

A right angle measures 90 degrees.

Front

What is the measure of a straight angle?

Back

A straight angle measures 180 degrees.

Front

What is the formula for finding the measure of an exterior angle of a triangle?

Back

The measure of an exterior angle is equal to the sum of the measures of the two opposite interior angles.

Front

If two angles are complementary, what is the sum of their measures?

Back

The sum of the measures of complementary angles is 90 degrees.

Front

If two angles are supplementary, what is the sum of their measures?

Back

The sum of the measures of supplementary angles is 180 degrees.

Front

What is the measure of angle BAD if angle ABC is 128 degrees and they are supplementary?

Back

Angle BAD measures 52 degrees.

Front

Find x if angle A is 37 degrees and angle B is 90 degrees. What is angle C?

Back

Angle C measures 53 degrees.

Front

What is the measure of angle A if angle B is 45 degrees and angle C is 90 degrees?

Back

Angle A measures 45 degrees.

Front

What is the measure of angle A if angle B is 57 degrees and angle C is 90 degrees?

Back

Angle A measures 33 degrees.