Protractor - Virtual Manipulative

Precision Angle Measurement

A transparent virtual protractor that can be placed over angles to teach students how to measure and draw geometric figures.

  • How to Use: Click and drag the protractor to move it. Use the rotation handle to align the baseline with an angle’s ray. Read the degrees from the inner or outer scale.
  • Classroom Idea: Provide a variety of angles on the screen and have students measure each, identifying them as acute, right, or obtuse based on the protractor’s reading.

Protractor

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