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OpenStudy (anonymous):
FIND THE AREA OF POLYGON TO THE NEAREST TENTH - a regular octagon with a perimeter of 80 meters HEEELLPPP
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OpenStudy (anonymous):
If it's perimeter is 80 meters, one side = 10 meters
OpenStudy (anonymous):
Whats the answer ?
OpenStudy (anonymous):
(s^2)N ------ 4tan (180/n) where S is the length of any side N is the number of sides TAN is the tangent function calculated in degrees (see Trigonometry Overview) Calculator
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