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5 November, 12:48

An equilateral triangle and a regular pentagon 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?

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  1. 5 November, 13:04
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    The answer is 4.5 for the side length of the pentagon and 7.5 is the side length for the triangle because 7.5*3 (3 sides) = 22.5 and 4.5*5 (5 sides) = 22.5. The perimeter is 22.5
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