Mathematics
Mathematics, 07.04.2021 22:10, sam1147

Bonsoir j'ai quatre exercices que je ne comprend pas, voici le premier. On considère une pyramide ayant pour base un triangle ABC rectangle en B tel que AB = 12 m et BC = 15 m. La hauteur [SA] de la pyramide mesure 12 m.

Calculer le volume de cette pyramide.
On donnera la réponse suivie de l'unité qui convient.
_
On multiplie toutes les longueurs de cette pyramide par 3.

Quel est le nouveau volume de la pyramide ?
On donnera la réponse suivie de l'unité qui convient.

answer
Answers: 1

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Bonsoir j'ai quatre exercices que je ne comprend pas, voici le premier. On considère une pyramide a...

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