Question

sum of interior angle of 12 sided polygon is 180

Answer 1

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. While the exterior angle at a single vertex is = = 30 degrees. The total exterior angle of a 12 sided polygon is 360 degrees.

Answer 2

Answer:

hey nihal !!☺☺

here is the answer ...

Explanation:

Number of sides - 12 sides

formula : (n - 2)×180 / 8

(12-2)×180/8

10×180/8

1800/8

Answer :225

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