document.write( "Question 1147595: One leg of a right triangle exceeds the other leg by 4 inches. The hypotenuse is 20 inches. Find the length of a longer leg. \n" ); document.write( "

Algebra.Com's Answer #768939 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "12, 16 and 20 inches.\r\n" );
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document.write( "Classic (3-4-5) Pythagorean right angled triangle.\r\n" );
document.write( "Should be solved mentally in 5 seconds.\r\n" );
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document.write( "Algebra solution is also possible via equation\r\n" );
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document.write( "    x^2 + (x+4)^2 = 20^2.\r\n" );
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