thithi31 thithi31
  • 14-05-2023
  • Mathematics
contestada

Partie A : Etude du cas CM = 5 :
a) Justifier que MN = 3,75.
b) Calculer l'aire du triangle CMN.
c) Calculer l'aire du triangle ABC.
d) En déduire l'aire du trapèze ANMB.
e) Pour que les deux aires soient égales, doit-on placer le point M à
plus de 5cm du point C ou à moins de 5cm ?

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