SOLUTION: What is the name of a polygon with the sum of 162 degrees

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Question 667542: What is the name of a polygon with the sum of 162 degrees
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
Like any regular polygon, to find the interior angle we use the formula
%28180n-360%29%2Fn=162
%28180n-360%29%2Fn=162n
180n-162n=360
18n+=360
n+=360%2F18
n+=20...its a polygon has 20 sides
the name of a polygon with the sum of 162 degrees is icosagon; it is a twenty-sided polygon