A carpenter's square allows you to trisect an angle. Can you explain why it works? This problem utilises congruent triangles to provide a simple proof. There are opportunities for discussion of "why ...
Undaunted by the fact that mathematicians have slaved for centuries over the problem of trisecting an angle, Harvey "Scott" Sleeper '42, of Eliot House pondered about it in his spare time and has at ...
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