Finding number of sides of a polygon

Geometry Level 3

In a polygon, 6 of the interior angles are right angles and each of the remaining interior angles is 200 ∘ ^\circ . What is the number of sides of the polygon?


The answer is 15.

Madhavarapu Revanth by Madhavarapu Revanth , 25, India

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1 solution

If no.of sides of polygon be n. According to problem, 3(180)+(n-6)(200)=(n-2)(180) Solving,we get n=15

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Thanks for providing the insight. We can solve this simple linear equation to get the number of sides of the polygon.

Pranshu Gaba - 5 years, 1 month ago

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