SOLUTION: Determine the area of a regular pentagon with a side length of 4

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Question 1032443: Determine the area of a regular pentagon with a side length of 4
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
You have to spec how many sides it has to get a numerical answer.
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For a general polygon with n side of length 4:
Area+=+n%2A4%5E2%2Acot%28180%2Fn%29%2F4 sq units, where n = # of sides