Angle Addition Postulate

Front

What is the Angle Addition Postulate?

Back

The Angle Addition Postulate states that if point B is in the interior of angle AOC, then the measure of angle AOB plus the measure of angle BOC equals the measure of angle AOC.

Front

What type of angle is less than 90 degrees?

Back

Acute angle.

Front

What type of angle is exactly 90 degrees?

Back

Right angle.

Front

What type of angle is greater than 90 degrees but less than 180 degrees?

Back

Obtuse angle.

Front

What is the tool used to measure angles?

Back

Protractor.

Front

If angle A measures 30° and angle B measures 60°, what is the measure of angle C if angle A + angle B + angle C = 180°?

Back

Angle C measures 90°.

Front

What is a straight angle?

Back

An angle that measures exactly 180 degrees.

Front

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

Back

The sum of their measures is 90 degrees.

Front

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

Back

The sum of their measures is 180 degrees.

Front

What is the measure of an angle that is a right angle?

Back

90 degrees.