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Sagot :

bonjour

le rayon du cône:

π x r² x 3/3=8

π x r² x 3 =8x3

π x r² x 3=24

3π x r²=24

r²=24/3π

r²≈2.55

r=√2.55

r≈1.60m

volume du cylindre:

π x 1.60² x 6≈48.25m³

volume du moulin:

48.25+8≈56.25m³

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