Identifying Angles

Front

Another name for a right angle is ___________.

Back

90 degree angle

Front

Name this angle: It is less than 90 degrees.

Back

acute

Front

What type of angle is shown? It measures exactly 180 degrees.

Back

straight

Front

Name this angle: It measures exactly 90 degrees.

Back

right

Front

Name this angle: It measures more than 90 degrees but less than 180 degrees.

Back

obtuse

Front

An angle that measures exactly 0 degrees is called ___________.

Back

zero angle

Front

An angle that measures more than 180 degrees but less than 360 degrees is called ___________.

Back

reflex angle

Front

What do you call an angle that measures exactly 360 degrees?

Back

full angle

Front

Angles that add up to 90 degrees are called ___________.

Back

complementary angles

Front

Angles that add up to 180 degrees are called ___________.

Back

supplementary angles