document.write( "Question 1039291: What is the value of X if the hypotenuse is 9 and one leg is X and the other leg is 3x, in a right angled triangle ? \n" ); document.write( "
Algebra.Com's Answer #654046 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "What is the value of X if the hypotenuse is 9 and one leg is X and the other leg is 3x, in a right angled triangle ?
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document.write( "\"x%5E2+%2B+%283x%29%5E2\" = \"9%5E2\",\r\n" );
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document.write( "\"x%5E2+%2B+9x%5E2\" = 81,\r\n" );
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document.write( "\"10x%5E2\" = 81,\r\n" );
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document.write( "\"x%5E2\" = 81/10  --->  x = \"sqrt%2881%2F10%29\" = \"9%2Fsqrt%2810%29\" = \"%289%2Asqrt%2810%29%29%2F10\".\r\n" );
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