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Carine1303
@Carine1303
May 2019
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Bonjour Aidez moi pour l'exercice 50 merci
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trudelmichel
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Bonjour,
partie bleue= Aire(DAC)-Aire(DEC)
Aire DAC= (DB x AC)/2=(3x5)/2=15/2=7.5
Aire DEC= (EB x AC)/2=(2x5)/2=5
PARTIE BLEUE= 7.5-5=2.5
partie bleu=Aire(DEC)+Aire(ADE)
Aire DEC= (CBxDE)/2= (3.5x1)/2=1.75
Aire ADE=(ABxDE)/2= (1.5x1)/2=0.75
partie bleue=1.75-0.75=2.5
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Bonjour,partie bleue= Aire(DAC)-Aire(DEC)
Aire DAC= (DB x AC)/2=(3x5)/2=15/2=7.5
Aire DEC= (EB x AC)/2=(2x5)/2=5
PARTIE BLEUE= 7.5-5=2.5
partie bleu=Aire(DEC)+Aire(ADE)
Aire DEC= (CBxDE)/2= (3.5x1)/2=1.75
Aire ADE=(ABxDE)/2= (1.5x1)/2=0.75
partie bleue=1.75-0.75=2.5