SOLUTION: An equilateral triangle and a regular triangle have the same perimeter. Each side of the pentagon is 3 inches shorter than each side of the triangle. What is the perimeter of the t
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Question 302440: An equilateral triangle and a regular triangle have the same perimeter. Each side of the pentagon is 3 inches shorter than each side of the triangle. What is the perimeter of the triangle? Answer by richwmiller(17219) (Show Source):