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Mathematics for IGCSE & O level - Mensuration (Section 9 - No. 17)

If the radius of a cylinder is 3 cm and its height is 10 cm, what is its volume?
90π cm³
30π cm³
60π cm³
45π cm³

解释

Volume = πr²h = π * 3² * 10 = 90π cm³

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