Mathematics, 08.04.2021 15:40, cruzdaniellouise21

Le cratère d’un volcan a la forme d’un cône ; le fond du cratère est comblé de sédiments, un lac constitue la partie supérieure. 1) Le cône rempli de sédiments est une
réduction du grand cône. Calculer le
coefficient de réduction. DEJA REPONDU
2) Calculer le volume du cratère. DEJA REPONDU; le volume fait 2661845 m
3) En déduire le volume des sédiments.
4) Quel est le volume d’eau dans ce lac ?

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Le cratère d’un volcan a la forme d’un cône ; le fond du cratère est comblé de sédiments, un lac con...