document.write( "Question 1048558: One side of triangle is one fourth the longest side. The third side is 9 feet less than the longest side. The perimeter 81. Find all three sides\r
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Algebra.Com's Answer #664146 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! x the longest side \n" ); document.write( "x/4 + (x-9) + x = 81 Multiplying thru by 4 \n" ); document.write( "x + 4(x-9) + 4x = 324 \n" ); document.write( "9x = 360 \n" ); document.write( "x = 40 units \n" ); document.write( "40, 10, 31 are the lengths. \n" ); document.write( "Sum = 81 CHECKS! \n" ); document.write( " \n" ); document.write( " |