Billy Pettit real disappointment

der Mouse mouse at Rodents.Montreal.QC.CA
Sun Jul 1 23:07:16 CDT 2007


>> Then yes, there's no reason you couldn't take 20 tetrahedra and
>> position them so as to result in something that's basically a
>> tetrahedron constructed, inward-pointing, on each face of an
>> icosahedron.
> Won't work.  I tried doing that with a Magnetix kit, and the results
> weren't encouraging: [...JPGs...]

Interesting.  I *thought* the face-to-face angle of an icosahedron was
more than twice that of a tetrahedron.  I need to do a careful
working-out of it, I guess.

Thanks for the correction, and apologies for the misinformation.

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