document.write( "Question 1202100: A dog trainer has 100 ft of fencing that will be used to create a rectangular work area for dogs. If the trainer wants to enclose an area of 504 ft2, what will be the dimensions of the work area? \n" ); document.write( "
Algebra.Com's Answer #836737 by josgarithmetic(39620)\"\" \"About 
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Use all the 100 feet fence material?\r
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\n" ); document.write( "\n" ); document.write( "w width
\n" ); document.write( "L length
\n" ); document.write( "\"system%28wL=504%2Cw%2BL=100%2F2%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"system%28wL=504%2Cw%2BL=50%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"w%2850-w%29=504\"\r
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\n" ); document.write( "\n" ); document.write( "\"50w-w%5E2=504\"\r
\n" ); document.write( "\n" ); document.write( "\"w%5E2-50w=-504\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight_green%28w%5E2-50w%2B504=0%29\"\r
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\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "discriminant \"50%5E2-4%2A504=2500-4%2A504=2500-2016=484\"
\n" ); document.write( "\"22%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"w=%2850%2B-+22%29%2F2\"\r
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\n" ); document.write( "\n" ); document.write( "\"w=14\" OR \"w=36\"\r
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\n" ); document.write( "Dimensions be 14 feet by 36 feet.
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