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clemduchene
@clemduchene
January 2021
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Bonjour j'aurais besoin d'aide pour mon exercice de math merci d'avance
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slyz007
Verified answer
Bonjour
On applique Thalès :
CA/CE=CN/CT
Soit
2/(2+a)=3/(3+a+2)
2/(2+a)=3/(5+a)
2(5+a)=3(2+a)
10+2a=6+3a
a=10-6=4
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Verified answer
BonjourOn applique Thalès :
CA/CE=CN/CT
Soit
2/(2+a)=3/(3+a+2)
2/(2+a)=3/(5+a)
2(5+a)=3(2+a)
10+2a=6+3a
a=10-6=4