document.write( "Question 613726: Mary is swimming in a rectangular pool that is 25 feet wide by 60 feet long.
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document.write( "If she swims diagonally across the pool,about how many feet does Mary swim?\r
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document.write( "A. 13\r
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document.write( "B. 55\r
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document.write( "C. 65\r
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document.write( "D. 85\r
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document.write( "Could someone please help!! \n" );
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Algebra.Com's Answer #386204 by jim_thompson5910(35256) ![]() You can put this solution on YOUR website! Use the pythagorean theorem to find the length of the diagonal.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a^2 + b^2 = c^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "25^2 + 60^2 = c^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "625 + 3600 = c^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4225 = c^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "c^2 = 4225\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "c = sqrt(4225)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "c = 65\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the diagonal is 65 feet long.\r \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim \n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( " |