Cobra
Posts:
414
Registered:
10/30/08


Re: How to prove that angle in a Circle is 2 Pi Rads ?
Posted:
Jun 5, 2009 12:13 AM


On Jun 4, 12:43 pm, calvin <cri...@windstream.net> wrote: > On Jun 4, 3:21 pm, "[Mr.] Lynn Kurtz" <ku...@asu.edu.invalid> wrote: > > > On Thu, 4 Jun 2009 11:27:09 0700 (PDT), Nimo <azeez...@gmail.com> > > wrote: > > >How to prove or assume or conclude or axiomate that > > >angle in a circle is 2*Pi Rads or 360 degrees. > > > Definition: One radian is the measure of a central angle that subtends > > an arc of length 1 on the unit circle. > > It looks more like the question being asked is how > to derive the value of pi. Otherwise it's a trivial > question. >
Trivial...., what & why ?
> I've often wondered how the ancients were able to > find the value of pi so precisely as to know that > it is not rational. Of course they could easily > find the value of pi for all practical purposes, > but that's a different problem.
my question was..,
How to prove that "angle" in a 'circle' is *360degrees*?
greetings nimo
________
I was amazed that cats had holes cut into their fur precisely in those places where they had eyes.?
Georg Christoph Lichtenberg (1742?1799)

