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13-11-2022
Mathematics

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ABCDEFGH est un cube de 5 cm d'arête.
H
E
D
с
On veut calculer la longueur de la grande diagonale [EC]
sachant que le triangle AEC est rectangle en A.
1. Calculer la longueur AC.

ABCDEFGH est un cube de 5 cm darête H E D с On veut calculer la longueur de la grande diagonale EC sachant que le triangle AEC est rectangle en A 1 Calculer la class=

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