Question

find the angle sum of a 12 sided polygon​

Answer 1

Answer:

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The total interior angle of a 12 sided polygon is = (12 - 2) 180 degrees = 1800 degrees. The internal angle at each vertex of an regular dodecagon is equal to = = 150 degrees. ... The total exterior angle of a 12 sided polygon is 360 degrees.

Answer 2

Answer:

12-2 180 degrees 1800 degrees