Angles vocab

Front

Acute angle:

Back

An angle < 90°.

Front

Supplementary angles?

Back

Angles that add to 180 degrees.

Front

Complementary angles?

Back

Add to 90 degrees.

Front

Right angle?

Back

Exactly 90 degrees.

Front

Obtuse angle?

Back

More than 90 degrees.

Front

Straight angle:

Back

180 degrees.

Front

Find the missing angle (x).

Back

x = 17

Front

Find the missing angle measure

Back

92 degrees

Front

Find the missing angle (x). Options: x = 180, x = 145, x = 55, x = 35.

Back

x = 145