What Is an Acute Angle?

What Is an Acute Angle?

An acute angle is an angle of less than 90°.

acute angle

An angle less than a right angle is an acute angle.

Dictionary Definition

The Oxford English Dictionary defines an acute angle as "a plane angle: less than 90 degrees."

Real Examples of Acute Angles

The angles below are all acute angles:

examples of acute angles. 75 degrees, 30 degrees and 89 degrees

See Also

What are degrees?