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How many cubic yards of sand need to cover 22 foot circle three inches thick?
Wiki User
∙ 11y ago
I assume the 22 foot refers to the diameter of the circle.
the area of the circle is pi x radius squared.
area = 3.14 x 11 x 11 = 380 sq ft
3 in = 1/4 ft
so 380 / 4 = 95 cubic ft
95 / 27 = about 3.5 cubic yards
Wiki User
∙ 11y ago
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