The first step in constructing an angle by means of a protractor is; Draw a horizontal ray.
How to Construct an angle
The first step in constructing an angle by means of a protractor involves a sequence of ordered steps as follows;
- Draw a horizontal ray.
- Place the center of the protractor on the endpoint of the ray, and line up the ray with the zero line of the protractor.
- Make a mark at the number of degrees you want the angle to be.
- Connect the endpoint and the mark at the angle measure
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