Exercice 1 Construire un triangle ABC 9ont les bissectrices sont ...

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Exercice 1 Construire un triangle. ABC 9ont les bissectrices sont trois9roites concourantes,9onnées9eux. `9eux non perpen9iculaires. Solution 1 Analyse : Dans ...
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ABC

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(AC) [ SA [ SB

YS

SC

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SB (SA )(d)) = SB (AB) = (CB) = SC (d).

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(SC ◦ SB ◦ SA )(d) = d.

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SB ◦ SA =