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April 17, 2014

Homework Help: maths-surface area

Posted by anoynomous on Monday, March 18, 2013 at 2:53pm.

A cone 7dm high and 6 dm in diameter is placed on the ground. Sand is poured over it until conical heap 21 dm high and 33 dm circumference at the bottom is formed. Find how many m^3 of sand is there?

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