Question

what is the use of protactor​

Answer 1

Answer:

A protractor is a measuring instrument, typically made of transparent plastic or metal, for measuring angles. Some protractors are simple half-discs. More advanced protractors, such as the bevel protractor, have one or two swinging arms, which can be used to help measure the angle.

Explanation:

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Answer 2

Answer:

a protractor is a measuring instrument typically made of transperent plastic or metal,for measuring angles.some protractors are simple half discs.more advanced protractors ,such as the bevel protractor ,have one or two swinging arms ,which can be used to help measure the angle.