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A volcanic plug shaped like a cone has a diameter of 25 km and a height of 3.9 km. What is the volume of the plug? Round your final answer to one decimal place and use 3.14 to approximate pi.
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A volcanic plug shaped like a cone has a diameter of 25 km and a height of 3.9 km.

What is the volume of the plug?
Round your final answer to one decimal place and use 3.14 to approximate pi.

User Marisol
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1 Answer

1 vote
Volume of a cone of diameter D, height h:
V=\frac{\pi}3*(\frac{D}2)^2*h

Hence
V=3.14/3*(25000/2)^2*3900=6.4*10^(11) m^3

User Tswaters
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