document.write( "Question 62988: An isosceles triangle has a perimeter of 55 cm. Find the length of one of the equal sides if the third side is 15 cm long. \n" ); document.write( "
Algebra.Com's Answer #43824 by benni1013(206)![]() ![]() ![]() You can put this solution on YOUR website! An isoceles triangle has two equal sides thus the two sides missing must be equal so your equation will look like this:\r \n" ); document.write( "\n" ); document.write( "s+s+15=55 \n" ); document.write( "2s+15=55 \n" ); document.write( "2s=40 \n" ); document.write( "s=20 \n" ); document.write( " |