An exterior angle of a polygon is the angle that is adjacent and supplement with an interior angle of 360⁰ the polygon. Prove that an exterior angle of a regular n-sided polygon has measure of method. n -, using direct

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A: Here we use the result that (a/b)*(c/d)=ac/bd and (a/b)/(c/d)=ad/bc , and we simplify the two…

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A: Explanation of the answer is as follows

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A: Explanation of the answer is as follows

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A: Use the Residue theorem to evaluate this integral.

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A: