SOLUTION: for a regular dodecagon with side measure of 10cm and apothem of 18.67cm find the area and perimeter

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Question 662239: for a regular dodecagon with side measure of 10cm and apothem of 18.67cm find the area and perimeter
Answer by Alan3354(69443) About Me  (Show Source):
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for a regular dodecagon with side measure of 10cm and apothem of 18.67cm find the area and perimeter
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Area+=+ns%5E2%2Acot%28180%2Fn%29%2F4
n = # of sides, s = side length
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Perimeter = n*s