13 Feb
2012
13 Feb
'12
6:17 a.m.
Which triangles can be dissected into just two mirror-symmetric pieces? Veit On Feb 13, 2012, at 4:42 AM, Bill Gosper wrote:
In how many ways can a right isosceles triangle be dissected into seven acute isosceles triangles? And eight? --rwg _______________________________________________ math-fun mailing list math-fun@mailman.xmission.com http://mailman.xmission.com/cgi-bin/mailman/listinfo/math-fun