En: 3-4-5 triangles

["Luis Lopes" <llopes@xxxxxxxxxxxxx>]

Sauda,c~oes,

Resultado realmente interessante.

>Este John Conway é mesmo o professor de Princeton?
>Que lista é essa onde ele escreve?
>[]s, N.

E aí vai a informação sobre o John Conway.

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[ ]'s
Lu'is


-----Mensagem Original-----
De: John Conway <conway@Math.Princeton.EDU>
Para: Ben Saucer <bsaucer@zebra.net>
Cc: <geometry-college@mathforum.com>
Enviada em: Segunda-feira, 14 de Maio de 2001 19:08
Assunto: Re: 3-4-5 triangles


> On Mon, 14 May 2001, Ben Saucer wrote:
>
> > At 08:32 AM 5/14/2001, you wrote:
> > >I was wondering if anyone knew the answer to the following question.
> > >If a triangle has sides of 3, 4, and 5, must it be a 30-60-90
> > >triangle?
> > >Thanks.
> >
> > Nope. A 30-60-90 triangle has sides 1, 1/2, and sqrt(3)/2.
>
>    In fact ANY non-equilateral triangle whose angles are rational
> numbers of degrees must have at least one irrational side.
>
>                    John Conway
>