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Problem 45178. An n-sided regular polygon is drawn within a circle whose radius is 'r', what will be the area of the polygon?

area of a polygon is p*a/2. where, p is the perimeter and a is the apothem i.e. the normal distance from center to any of the sides of the polygon.

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61.54% Correct | 38.46% Incorrect
Last Solution submitted on Feb 02, 2020

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circle polygon