The sum of the angle measures of a polygon w/ "s" sides is 2880. Find "s"

Question

Please help with step-by-step explanation, so I can fully understand it. Thank you.

(^_^)
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Answer 1

No explanation needed, if you recall that the sum of the interior angles of a polygon with s sides is 180(s-2). So,

180(s-2) = 2880

Answer 2

I am searching for these number of sides of each regular polygon s whose total angle is 2880° and the calculation.