Calculate Missing Angles and Relationships

Front

What is the measure of the missing angle if one angle is 24 degrees?

Back

The missing angle is 156 degrees.

Front

Find x if the equation is 2x + 5 = 101.

Back

x = 48.

Front

These angles are complementary if their measures add up to what?

Back

90 degrees.

Front

Find x if the equation is 3x - 9 = 78.

Back

x = 29.

Front

These angles are supplementary if their measures add up to what?

Back

180 degrees.

Front

What is the measure of the missing angle if one angle is 66 degrees?

Back

The missing angle is 114 degrees.

Front

Find x if the equation is 5x + 10 = 100.

Back

x = 18.

Front

What do you call two angles that add up to 90 degrees?

Back

Complementary angles.

Front

What do you call two angles that add up to 180 degrees?

Back

Supplementary angles.

Front

Find x if the equation is 4x - 16 = 48.

Back

x = 16.