document.write( "Question 103785: In a triangle, the middle side is 7cm longer than the shortest side. The longest side is 8cm more than the shortest side. The perimeter is 31cm. What is the length of each side of the triangle? Must show work! thanks \n" ); document.write( "
Algebra.Com's Answer #75511 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! let x=(shortest side), so x+7=(middle side) and x+8=(longest side)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "perimeter=x+(x+7)+(x+8) ... 31=3x+15 ... 16=3x ... x=5 1/3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+7=12 1/3 ... x+8=13 1/3 \n" ); document.write( " |