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[obm-l] geometria plana

To: obm-l@xxxxxxxxxxxxxx
Subject: [obm-l] geometria plana
From: Faelccmm@xxxxxxx
Date: Thu, 9 Jan 2003 17:06:47 EST
Reply-To: obm-l@xxxxxxxxxxxxxx
Sender: owner-obm-l@xxxxxxxxxxxxxxxxxxxxx

Ol� pessoal,

Imaginem um tri�ngulo de base BC=8, AB= 6, AC= 7. Sendo BS bissetriz do �ngulo B ( o ponto S pertence � AC) e CI bissetriz do �ngulo C (o ponto I � o ponto de intersec��o das bissetrizes). Como eu posso provar que a raz�o BI/IS vale 2 ?

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