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How To Draw a 30 Degree Angle Only With A Compass, Ruler And Pencil.

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Xuất bản 09/08/2016
This video will show you how to construct a 30 degree angle. You can do this by first making a 60 degree angle, and then bisecting the 60 degree angle to give you the 30 degree angle. Remember, you can do this with a compass, with no need of a protractor.
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