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OpenStudy (anonymous):
The volume of a cone is three hundred cubic kilometers. If the radius of the base is 7 kilometers, what is the height of the cone? Use three point one four for pi. Show your work and round to the nearest tenth.
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OpenStudy (dumbcow):
V = 1/3*pir^2*h 300 = 1/3*pi*49*h 900 = pi*49h (900/49pi) = h
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