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How many cubic yards of concrete are in a column 2 feet in diameter and 18 feet high?
Wiki User
∙ 13y ago
Findt he volume of the column then divide by 27 cubic feet because that is the number of cubic feet in a cubic yard.
pi*r*r=area of the base then times height.
3.141592*1*1*18= 56.62656
56.62656 divided by 27= 2.09728 cubic yards
Wiki User
∙ 13y ago
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