Angle of Rotation

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.

Examples of Angle of Rotation

    exAngle of Rotationple of Angle of Rotation
  • In moving from point A to point B (clockwise), the angle of rotation of the Ferris wheel is 45.

Video Examples: Rotational Symmetry, Order and angle of Rotation


Solved Example Clockple on Angle of Rotation

Ques: Find the angle of rotation.

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