SOLUTION: What is the number of sides of a polygon if the measures of its interior angles have a sum of 1,800 degrees.n = ____?

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Question 256410: What is the number of sides of a polygon if the measures of its interior angles have a sum of 1,800 degrees.n = ____?
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
The sum of the measures of interior angles has the formula:
D+=+180%28n-2%29
1800+=+180n+-+360
2160+=+180n
n+=+12