Answer:
v = 7,776π m³ Exact answer
v = 24,429 m³ Decimal approximation
Explanation:
v = (4/3)πr³
v = (4/3)π(18³)
v = (4/3)(5,832)π
24429.02
V=4/3 π r to the power of 3
3·π·183≈24429.02447
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