document.write( "Question 407164: Find the number of cubic units in the volume of a frustum of a right circular cone if the frustum has a base radius of 9 units, top radius of 3 units and a slant height of 10 units. \n" ); document.write( "
Algebra.Com's Answer #287074 by robertb(5830)\"\" \"About 
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The height of the top cone would be 4 units, while that of the bigger cone (containing the smaller) is 12 units.\r
\n" ); document.write( "\n" ); document.write( "The the volume of the frustum is\r
\n" ); document.write( "\n" ); document.write( "\"%28pi%2A9%5E2%2A12%29%2F3+-+%28pi%2A3%5E2%2A4%29%2F3+=+312pi\" cubic units.
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