document.write( "Question 63687: What is the total volume of concrete needed to fill patio area which is 20 feet wide, 30 feet long and will be 6 inches thick. Does the formula v=pi r squared times height in anyway come into play on this
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Algebra.Com's Answer #44428 by josmiceli(19441)\"\" \"About 
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The volume is just \"V+=+l%2Aw%2Ah\"
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\n" ); document.write( "l = 30
\n" ); document.write( "w = 20
\n" ); document.write( "h = 1/2
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\n" ); document.write( "\"V+=+30%2A20%2A%281%2F2%29\"
\n" ); document.write( "\"V+=+300\" cubic feet
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