document.write( "Question 451641: I need to find the square feet in a tank Height of 21 feet and diameter of 18 feet. \n" ); document.write( "
Algebra.Com's Answer #310552 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
The surface area is sq feet, or the volume is cubic feet.
\n" ); document.write( "\"In a tank...\" usually means volume. On a tank might mean surface area.
\n" ); document.write( "Which do you want?
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