SOLUTION: An isosceles triangle with a perimeter of 144 inches. The longest side is 18 inches longer than either side of the other two sides. Find the lengths of each side?

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Question 872058: An isosceles triangle with a perimeter of 144 inches. The longest side is 18 inches longer than either side of the other two sides. Find the lengths of each side?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

P = x + x + (x+18) = 144in

   3x + 18 = 144

     3x = 126

      x = 42in, the length of each equal side.  Long side is 60in.

CHECKING our answer***

 42in + 42in + 60in = 144in

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