Question 1149828
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Then the side lengths are 4x, 9x and 10x.


For the perimeter, you have this equation


    4x + 9x + 10x = 69,   or

    23x           = 69,

      x           = 69/23 = 3 cm.


Hence, the sides are 4*3 = 12 cm,  9*3 = 27 cm  and  10*3 = 30 cm.    <U>ANSWER</U>
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