document.write( "Question 98670: An issocles triagle had a perimeter of 370mm.the base of the triangle is 40mm longer than the two equal side.What is the length of each side. \n" ); document.write( "
Algebra.Com's Answer #71822 by checkley71(8403)\"\" \"About 
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X+X+X+40=370
\n" ); document.write( "3X=370-40
\n" ); document.write( "3X=330
\n" ); document.write( "X=330/3
\n" ); document.write( "X=110 ANSWER FOR THE EQUAL SIDES.
\n" ); document.write( "PROOF
\n" ); document.write( "110+110+110+40=370
\n" ); document.write( "370=370\r
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