document.write( "Question 1076441: A cylindrical rain barrel with a diameter of 2.5 feet and a height of 3.5 feet is filled to a height of 1.5 feet. How many more gallons of water can the barrel hold?
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Algebra.Com's Answer #691227 by Boreal(15235)\"\" \"About 
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radius is 1.25 feet
\n" ); document.write( "Volume is pi*r^2*h=1.5625*pi*3.5=17.1806 ft^3.
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\n" ); document.write( "128.51 gallons
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