Measuring Angles

Front

What is the measure of a right angle?

Back

90 degrees

Front

What is the total number of degrees in a circle?

Back

360 degrees

Front

What do we call an angle that measures less than 90 degrees?

Back

Acute angle

Front

What do we call an angle that measures more than 90 degrees but less than 180 degrees?

Back

Obtuse angle

Front

What is the measure of a straight angle?

Back

180 degrees

Front

If two angles add up to 90 degrees, what are they called?

Back

Complementary angles

Front

If two angles add up to 180 degrees, what are they called?

Back

Supplementary angles

Front

What is the measure of a full rotation?

Back

360 degrees

Front

What is the term for an angle that measures exactly 0 degrees?

Back

Zero angle

Front

What do we call an angle that measures exactly 180 degrees?

Back

Straight angle