If the sum of the interior angles of a polygon is 2340 degree ,then find the number of sides of the polygon??

A polygon of n sides has sum of interior angles = 180(n - 2)

180(n - 2) = 1440

n - 2 = 1440/180 = 8

n - 2 = 8

n = 10

It's a 10 sided polygon

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