Re: angle trisection

Posted by Fin on April 03, 1999 at 13:05:18:

In Reply to: Re: angle trisection posted by Snake on April 02, 1999 at 19:33:01:

>
> > When you say instrument do you mean it in the concrete sense, a handheld apparatus, or do you just mean an abstract method?

> Good question. For if, willy, you are looking for a method to trisect an angle using principles of Geometry, a compass, and a straight edge only, I can asure you, as a Mathematician, that is impossible, and was proven so long ago.

Quite right, Snake, but trisection with a compass and MARKED straight edge is interesting at http://www.geom.umn.edu/docs/forum/angtri/

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