How to Measure Angles with a Protractor


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question 1 of 3

What is a protractor?

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1. Before you measure an angle, the center of the protractor needs to be lined up with which of the following?

2. What is the measure of the following angle?

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About This Quiz & Worksheet

Find out how much you understand about using a protractor to measure angles with help from this quiz and worksheet. Questions ask you to choose answers which correctly define, identify and describe aspects of measuring angles. To pass, also make sure you understand types of angles.

Quiz & Worksheet Goals

This quiz and worksheet assess your ability to:

  • Define protractor
  • Line up the protractor correctly when measuring an angle
  • Measure a specific angle
  • Identify the measure of an angle
  • Describe obtuse and acute angles
  • Explain how to handle an angle too small to measure

Skills Practiced

Use this worksheet and quiz to practice the following skills:

  • Problem solving - use acquired knowledge to solve practice problems asking you to measure angles
  • Distinguishing differences - compare and contrast topics from the lesson, such as obtuse angle and acute angle
  • Knowledge application - use your knowledge to answer questions about the use of a protractor

Additional Learning

To learn more about using a protractor to measure angles, review the accompanying lesson called How to Measure Angles with a Protractor. This lesson covers the following:

  • The definition of an angle
  • Units used to measure angles
  • What 90 degrees and 180 degrees look like
  • How to use a protractor