document.write( "Question 308514: the perimeter of a right triangle is 90 feet. the ratio of the legs is 5:12. what is the length of the longest lef of the triangle? \n" ); document.write( "
Algebra.Com's Answer #220622 by ankor@dixie-net.com(22740)\"\" \"About 
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the perimeter of a right triangle is 90 feet.
\n" ); document.write( " the ratio of the legs is 5:12. what is the length of the longest leg of the triangle?
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\n" ); document.write( "Let x = the multiplier
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\n" ); document.write( "Find the hypotenuse
\n" ); document.write( "h = \"sqrt%28%285x%29%5E2+%2B+%2812x%29%5E2%29\"
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\n" ); document.write( "h = \"sqrt%2825x%5E2+%2B+144x%5E2%29\"
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\n" ); document.write( "h = \"sqrt%28169x%5E2%29\"
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\n" ); document.write( "h = 13x
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\n" ); document.write( "The perimeter
\n" ); document.write( "5x + 12x + 13x = 90
\n" ); document.write( "30x = 90
\n" ); document.write( "x = 90/30
\n" ); document.write( "x = 3 is the multiplier
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\n" ); document.write( "3(5) = 15 is leg 1
\n" ); document.write( "3(12) = 36 is leg 2
\n" ); document.write( "3(13( = 39 is hypotenuse, the longest leg \n" ); document.write( "
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