# Types of Angles

## Types of Angles

There are different types of angle.

Angles can be:

### Acute Angles

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

### Right Angles

A right angle is an angle of 90°.

**Don't forget:** Right angles are often denoted by adding a small right angle that forms a square with the angle.

### Obtuse Angles

An obtuse angle is an angle greater than 90° and less than 180°.

### Straight Angles

A straight angle is an angle of 180°.

### Reflex Angles

A reflex angle is an angle greater then 180° and less than 360°.

### Full Angles

A full angle is an angle of 360°.