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Geometry for Carpenters
PDF) A Classical Proof on the Constructability of Geometric Magnitudes: In the Case of Angles (Reconsidering the Angle Trisection Problem, a Comprehensive Survey)
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Printable instructions for drawing a 45 degree angle with compass and straightedge or ruler
Geometry for Carpenters
How to construct an angle of 45 degrees and bisect it - Quora
Geometry for Carpenters
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