# Math

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A pile of gravel is conical in shape. If the diameter is approximately 6.8m and the height is 2.8m, what is the volume of gravel in the pile?

• Math -

v = (1/3)pi(r^2)h
h = 2.8m
r =d/2 = 6.8/2 = 3.4m
v = (1/3)pi(3.4)^2(2.8)

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