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Mathematics for IGCSE & O level - Mensuration (Section 3 - No. 27)

What is the volume of a sphere with radius 7cm?
1436.8 cm³
150.8 cm³
1234.5 cm³
287.6 cm³

解释

Volume = 4/3πr³. = 4/3 * π * 7³ ≈ 1436.8 cm³

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