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© Copyright 2003, Jim Loy
It interactively demonstrates the actual trisection of an angle, invented by A. B. Kempe in 1875. Move the bright red dot in order to change the angle. All of the red dots are fixed hinges. This is another method of tripling an angle.
The above Java interactive demonstration was created with Cinderella (a geometry program).
Return to my Cinderella pages
Return to my Mathematics pages
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