JT
Posts:
1,448
Registered:
4/7/12


Re: the surfer's value of the ratio of the diameter to the area of sphere
Posted:
May 8, 2013 6:27 PM


On 8 Maj, 17:18, 1treePetrifiedForestLane <Space...@hotmail.com> wrote: > the intersting thing is that, dimensionally, > the units of area/diameter are different > from circumference/diameter; the latter is dimensionless. > > > > > > > > > pi is used "symbolically;" > > the most important thing is that the area > > of the great circle is a fourth of the whole surface. > > > if you investigate the edgestangenttosphere duals > > of hexahedra & octahedra, you'll see where three fourths is.
Yes indeed it is, therefore the relation should be described in fraction of a hexagon slice side (from center to vertice), because that is to become the radius as you scale it up to a circle.

