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220 = 2 . .r
220 = .r
r = 220 x
r = 35 cm
Volume = π . r² . t
= .35² . 18
= 22 . 35 .90
= 69300 cm³
220= 2×3,14×r
220= 6,28 r
r= 35 cm
Vt= πr²×t
22/7×35²×18
= 69300 cm³