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Paul12309
@Paul12309
May 2019
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Bonjour pouvez vous m'aider svp a mes 2 exo de maths svp je n'y arrive pas.
Merci d avance..
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cossin23
Verified answer
Bonsoir,tu as la réponse en images
Vapproche 9 cm^3
1 votes
Thanks 0
cossin23
deux
cossin23
21 et 22
cossin23
non ,en roumaine
Commentaires (2)
Verified answer
Ex. 21 :
volume SABCD = 6 × 3 × 5 ÷ 3 = 30 cm³
volume S'A'B'C'D' = volume SABCD × (2/3)³
= 30 × (2/3)³
= 8,888888888.....
≈ 9 cm³
Ex. 22 :
Non car volume du verre conique =
π × r² × h ÷ 3
alors que volume du liquide = π × r² × h/2 ÷ 3 = π × r² × h/6
=
π × r² × h ÷ 6
1 votes
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Paul12309
January 2021 | 0 Respostas
Bonjours,est ce que vous pouvez m aider SVP, c est les questions de 1 a 9 a partir des bande dessine svp c est note.
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Paul12309
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Paul12309
January 2021 | 0 Respostas
Bonjours aider moi svp ses a faire pour demain merci d avanve.
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Paul12309
January 2021 | 0 Respostas
Bonjours aider moi svp pouvez vous m aider j ai besoin d aide je comprends pas le sujet et je n est pas d immagination svp aider moi. Merci d avance.
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Paul12309
January 2021 | 0 Respostas
Bjr qui peu me faire un dialogue en espagnol svp je vous envoi la consigne
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Paul12309
January 2021 | 0 Respostas
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Lista de comentários
Verified answer
Bonsoir,tu as la réponse en imagesVapproche 9 cm^3
Verified answer
Ex. 21 :volume SABCD = 6 × 3 × 5 ÷ 3 = 30 cm³
volume S'A'B'C'D' = volume SABCD × (2/3)³
= 30 × (2/3)³
= 8,888888888.....
≈ 9 cm³
Ex. 22 :
Non car volume du verre conique = π × r² × h ÷ 3
alors que volume du liquide = π × r² × h/2 ÷ 3 = π × r² × h/6
= π × r² × h ÷ 6