document.write( "Question 320558: A rectangular piece of land is 1300 yd x 1500 yd. \r
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Algebra.Com's Answer #229581 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
A rectangular piece of land is 1300 yd x 1500 yd. \r
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document.write( "There are 3ft in 1yd\r\n" );
document.write( "There are 5280ft in 1mi \r\n" );
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document.write( "Start with the product of the dimensions, each placed over 1:\r\n" );
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document.write( "\"1300yd%2F1\"\"%22%D7%22\"\"1300yd%2F1\"\r\n" );
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document.write( "Multiply by unit multiplier \"3ft%2F%281yd%29\" twice to cancel away the\r\n" );
document.write( "yd's and bring in ft's: \r\n" );
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document.write( "\"1300yd%2F1\"\"%22%D7%22\"\"1300yd%2F1\"\"%22%D7%22\"\"3ft%2F%281yd%29\"\"%22%D7%22\"\"3ft%2F%281yd%29\"\r\n" );
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document.write( "Multiply by unit multiplier \"1mi%2F%285280ft%29\" twice to cancel away the\r\n" );
document.write( "ft's and bring in mi's:\r\n" );
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document.write( "\"1300yd%2F1\"\"%22%D7%22\"\"1300yd%2F1\"\"%22%D7%22\"\"3ft%2F%281yd%29\"\"%22%D7%22\"\"3ft%2F%281yd%29\"\"%22%D7%22\"\"1mi%2F%285280ft%29\"\"1mi%2F%285280ft%29\"\r\n" );
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document.write( "Cancel the yd's\r\n" );
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document.write( "\"1300cross%28yd%29%2F1\"\"%22%D7%22\"\"1500cross%28yd%29%2F1\"\"%22%D7%22\"\"3ft%2F%281cross%28yd%29%29\"\"%22%D7%22\"\"3ft%2F%281cross%28yd%29%29\"\"%22%D7%22\"\"1mi%2F%285280ft%29\"\"1mi%2F%285280ft%29\"\r\n" );
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document.write( "Cancel the ft's\r\n" );
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document.write( "\"1300cross%28yd%29%2F1\"\"%22%D7%22\"\"1500cross%28yd%29%2F1\"\"%22%D7%22\"\"3cross%28ft%29%2F%281cross%28yd%29%29\"\"%22%D7%22\"\"3cross%28ft%29%2F%281cross%28yd%29%29\"\"%22%D7%22\"\"1mi%2F%285280cross%28ft%29%29\"\"1mi%2F%285280cross%28ft%29%29\"\r\n" );
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document.write( "All that's left is\r\n" );
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document.write( "\"%281300%2A1500%2A3%2A3%2Ami%2Ami%29%2F%285280%2A5280%29\"\r\n" );
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document.write( "or\r\n" );
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document.write( "\"%2817550000mi%5E2%29%2F27876400\"\r\n" );
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document.write( "which reduces to\r\n" );
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document.write( "\"4875mi%5E2%2F7744\"\r\n" );
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document.write( "or as a decimal\r\n" );
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document.write( "\"0.6295196281mi%5E2\"\r\n" );
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document.write( "-----------------------------------\r\n" );
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\n" ); document.write( "b) What is the area in acres?
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document.write( "There are 640 acres in a square mile.\r\n" );
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document.write( "So we start with\r\n" );
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document.write( "\"4875mi%5E2%2F7744\"\r\n" );
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document.write( "Multiply by unit multiplier \"640acres%2F%281mi%5E2%29\" once to cancel away the\r\n" );
document.write( "miČ's and bring in acres:\r\n" );
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document.write( "\"4875mi%5E2%2F7744\"\"%22%D7%22\"\"640acres%2F%281mi%5E2%29\"\r\n" );
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document.write( "Cancel the miČ's\r\n" );
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document.write( "\"4875cross%28mi%5E2%29%2F7744\"\"%22%D7%22\"\"640acres%2F%281cross%28mi%5E2%29%29\"\r\n" );
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document.write( "All that's left is\r\n" );
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document.write( "\"%284875%2A640acres%29%2F7744\"\r\n" );
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document.write( "or\r\n" );
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document.write( "\"%283120000acres%29%2F7744\"\r\n" );
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document.write( "which reduces to\r\n" );
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document.write( "\"%2848750acres%29%2F121\"\r\n" );
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document.write( "or as a decimal:\r\n" );
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document.write( "\"402.892562acres\"\r\n" );
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document.write( "------------------------------\r\n" );
document.write( "[Be sure to round off these numbers as your teacher told you.]\r\n" );
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document.write( "Edwin
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