Angles Measures

Front

What is the measure of the supplement of an angle?

Back

The supplement of an angle is what, when added to the angle, equals 180 degrees.

Front

What is the measure of the complement of an angle?

Back

The complement of an angle is what, when added to the angle, equals 90 degrees.

Front

What is the total sum of angles in a triangle?

Back

The total sum of angles in a triangle is 180 degrees.

Front

If one angle in a triangle is 90 degrees, what type of triangle is it?

Back

It is a right triangle.

Front

What are the possible angle measures for a triangle?

Back

The measures of the angles in a triangle must be positive and their sum must equal 180 degrees.

Front

What is the relationship between angles in a linear pair?

Back

Angles in a linear pair are supplementary, meaning they add up to 180 degrees.

Front

How do you find the measure of a missing angle in a triangle?

Back

Subtract the sum of the known angles from 180 degrees.

Front

What is an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Front

What is an obtuse angle?

Back

An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.

Front

What is a straight angle?

Back

A straight angle is an angle that measures exactly 180 degrees.