Bonjour,
Il faut calculer la norme des vecteurs:
AB =
et
AC =
AC = car (-5)² = 5²
Donc AC = AB =
Bonne jorunée :D
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Bonjour,
Il faut calculer la norme des vecteurs:
AB =
AB =
AB =
AB =
AB =
AB =
et
AC =
AC =
AC =
car (-5)² = 5²
AC =
Donc AC = AB =
Bonne jorunée :D