document.write( "Question 1032266: A ladder is leaning against a building so that the distance from the ground to the top of the ladder is 3 feet less than the length of the ladder. Find the length of the ladder if the distance from the bottom of the ladder to the building is \sqrt(39) feet. \n" ); document.write( "
Algebra.Com's Answer #646905 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "A ladder is leaning against a building so that the distance from the ground to the top of the ladder is 3 feet less than the length of the ladder.
\n" ); document.write( "Find the length of the ladder if the distance from the bottom of the ladder to the building is \sqrt(39) feet. \r
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document.write( "Vertical leg,     r-3\r\n" );
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document.write( "Horizontal leg,   \"sqrt%2839%29\"\r\n" );
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document.write( "Hypotenuse,        r\r\n" );
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\n" ); document.write( "\n" ); document.write( "\"%28r-3%29%5E2+%2B+39\" = \"r%5E2\",\r
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\n" ); document.write( "\n" ); document.write( "\"r%5E2+-+6r+%2B+9+%2B+39\" = \"r%5E2\",\r
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\n" ); document.write( "\n" ); document.write( "\"6r\" = \"39%2B9\",\r
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\n" ); document.write( "\n" ); document.write( "\"6r\" = \"48\",\r
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\n" ); document.write( "\n" ); document.write( "r = \"48%2F6\" = 8 feet.\r
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