Hey ! C’est simple :
volume = 250 m3 et r = 7 cm
250 = π x 7x7 x h
250 = π x 49 x h
h = 250 ÷ 49 x π
h ≈ 16 cm = 160 mm
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Hey ! C’est simple :
volume = 250 m3 et r = 7 cm
250 = π x 7x7 x h
250 = π x 49 x h
h = 250 ÷ 49 x π
h ≈ 16 cm = 160 mm