**Definition of Angle of Rotation**

- Angle of rotation is the measure of degrees that a figure is rotated about a fixed point.

**More about Angle of Rotation**

- A rotation is a transformation that turns a figure about a fixed point called the center of rotation.

**Example of Angle of Rotation**

- In moving from point A to point B (clockwise), the angle of rotation of the Ferris wheel is 45°.

**Solved Example on Angle of Rotation**

Find the angle of rotation.

Choices:

A. 120°

B. 60°

C. 45°

D. 90°

Correct Answer: B

Solution:

Step 1:A rotation is a transformation that turns a figure about a fixed point called the center of rotation.

Step 2:Use a protractor to measure the angle of rotation.

Step 3:The angle of rotation is observed as 60°.

**Related Terms for Angle of Rotation**

- Angle
- Centre of Rotation
- Degree
- Measure
- Point
- Protractor
- Rotation
- Transformation
- Turn