document.write( "Question 920196: the perimeter of an isosceles triangle is 21 cm the length of each side is triple the length of the base. Find the side lengths of the triangle \n" ); document.write( "
Algebra.Com's Answer #558212 by ewatrrr(24785)\"\" \"About 
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3x + 3x + x = 21cm
\n" ); document.write( "7x = 21
\n" ); document.write( "x = 3cm
\n" ); document.write( "sides: 9cm, 9cm, 3cm
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