
RE: 2 sided polygon on a sphere
Posted:
Oct 5, 2004 2:33 AM


Art Mabbot wrote... "I thought that it was a bigon...."  Come on Art, I've told you before, you have to let bigons be gone
Pat Ballew Lakenheath, UK
MathWords http://www.pballew.net/etyindex.html
Original Message From: Art Mabbott [mailto://art@mabbott.org] Sent: Tuesday, October 05, 2004 7:26 AM To: Ballew, Pat; Mary Krimmel; John Cc: geometrypuzzles@mathforum.org Subject: Re: 2 sided polygon on a sphere
I thought that it was a bigon....
On 10/4/04 11:05 PM, "Ballew, Pat" <Pat_Ballew@eu.odedodea.edu> wrote:
> Mary Krimmel wrote, "Is a figure on the surface of a sphere properly > called a polygon?" >  > It is at least according to this definition from > http://mathworld.wolfram.com/SphericalPolygon.html > > "A closed geometric figure on the surface of a sphere which is formed > by the arcs of great circles. The spherical polygon is a > generalization of the spherical triangle. > > > Pat Ballew > Lakenheath, UK > > MathWords http://www.pballew.net/etyindex.html > > > Original Message > From: ownergeometrypuzzles@mathforum.org > [mailto://ownergeometrypuzzles@mathforum.org] On Behalf Of Mary > Krimmel > Sent: Tuesday, October 05, 2004 6:49 AM > To: John > Cc: geometrypuzzles@mathforum.org > Subject: Re: 2 sided polygon on a sphere > > At 05:51 PM 10/4/04 0400, you [John] wrote: >> What is the name of a 2 sided polygon on a sphere? >> It rhymes with moon > > I can't tell whether this is a puzzle for the list to enjoy puzzling > over, or whether it's something you want answered. I doubt that I'm > spoiling anyone's fun by suggesting that the answer is "lune". > > Is a figure on the surface of a sphere properly called a polygon? I > don't know the answer, but would like to. Anyone? > > > >

