My daughter wants to decorate a sphere in a football pattern. How do we determine the correct side length for the pentagons and hexagons, given a sphere of diameter n?
posted by i_am_joe's_spleen on Jun 9, 2006 - 11 answers

Are equilateral triangles also isosceles? [more inside]
posted by i_am_joe's_spleen on Mar 3, 2005 - 25 answers