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What is a protractor?
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Shop for Protractor Sets |
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A protractor is an instrument used to measure angles. |
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You may well have used them in your mathematics lessons. |
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Angles are measured in degrees. There are 360 degrees in a full circle. |
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Many protractors are a semi-circular shape made from plastic… |
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…and can measure up to 180 degrees. |
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However, it is possible to buy protractors which measure up to a full 360 degrees. |
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In construction, protractors can be found as a part of several tools, including: |
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- Protractors and depth gauges
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- Digital protractors (and angle gauges)
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