document.write( "Question 1161738: A hexagonal steel bar has the following description:\r
\n" ); document.write( "\n" ); document.write( "15 in. length.\r
\n" ); document.write( "\n" ); document.write( "A circular hole in middle; 1.5 in. in diameter. (extends length of bar).\r
\n" ); document.write( "\n" ); document.write( "Side of hexagon; 2 in.\r
\n" ); document.write( "\n" ); document.write( "Steel weighs .283 lbs. / cu. in.\r
\n" ); document.write( "\n" ); document.write( "Determine volume and weight. \r
\n" ); document.write( "\n" ); document.write( "Not sure how to solve.\r
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Algebra.Com's Answer #785347 by greenestamps(13203)\"\" \"About 
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\n" ); document.write( "The cross section is a hexagon with side length 2 with a circle of radius 3/4 inches cut out.

\n" ); document.write( "Area of hexagon: \"%283s%5E2sqrt%283%29%29%2F2+=+6sqrt%283%29\"
\n" ); document.write( "Area of circle: \"%28pi%29r%5E2+=+%28pi%29%289%2F16%29\"

\n" ); document.write( "Cross-sectional area: \"6sqrt%283%29-%289%2F16%29%28pi%29\"

\n" ); document.write( "volume: cross-sectional area, times length (15 inches)

\n" ); document.write( "weight: volume, times pounds per cubic inch

\n" ); document.write( "Use a calculator....

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