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Jaguar1571
@Jaguar1571
May 2019
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Bonjours à tous et toutes c'est pour mon fils de 11 ans :
il est en 6eme ,
Deux exercice de Maths.
N° 50 et 51
vous trouverez la photos en haut .
merci beaucoup
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marco31
Verified answer
Bonjour
Exercice 50
Diamètre 3,05m⇒rayon 3,05/2=1,525m
π×1,525²=7,31 m²
Exercice 51
Rayon 3 cm
π×3²/2=14,14 cm²
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Thanks 2
jaguar1571
merci Marco
marco31
De rien mais il faut que votre fils à prenne ce genre de formule c est important à cet âge bonne soirée
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Lista de comentários
Verified answer
BonjourExercice 50
Diamètre 3,05m⇒rayon 3,05/2=1,525m
π×1,525²=7,31 m²
Exercice 51
Rayon 3 cm
π×3²/2=14,14 cm²