document.write( "Question 93854: In an isosceles triangle, two sides are equal. The third side is 75% of the length of one of the equal sides. Find the length of each side when the perimeter is 165 cm. \n" ); document.write( "
Algebra.Com's Answer #68370 by checkley75(3666)\"\" \"About 
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X+X+.75X=165
\n" ); document.write( "2.75X=165
\n" ); document.write( "X=165/2.75
\n" ); document.write( "X=60 IS THE LENGTH OF THE EQUAL SIDES.
\n" ); document.write( ".75*60=45 FOR THE SHORT SIDE.
\n" ); document.write( "PROOF
\n" ); document.write( "60+60+45=165
\n" ); document.write( "120+45=165
\n" ); document.write( "165=165
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