An Acute Angle is less than 90°

Table of Contents
More Examples of Acute angles

Which Angle?
Remember to look carefully at which angle you are being asked to name.
The acute angle is the small angle which is less than 90°.
The larger angle you will have a Reflex Angle (more than 180° but less than 360°)

The smaller angle is an Acute Angle, but the larger angle is a Reflex Angle