How to construct a 60 degree angle with compass and straightedge

geometry - Impossibility of trisecting the 60° angle using only a

Construction of Angles Using Protractor and Compass (Examples)

Angle Trisection -- from Wolfram MathWorld

How to construct a 60 degree angle - Quora

How to Construct a 90 Degrees Angle Using Compass and Ruler

Construction of Some Standard Angles (30°, 45°, 60°, 90°, 120° and

How To Construct A 60 Degree Angle - GCSE Maths - Steps & Examples

Construct an angle of 120° using compass - Constructing angles

How to Construct a 60 Degrees Angle Using Compass and Ruler