SOLUTION: What is the sum of the interior angle measures of a convex 11 -gon?

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Question 278782: What is the sum of the interior angle measures of a convex 11 -gon?
Answer by Grinnell(63) About Me  (Show Source):
You can put this solution on YOUR website!
(11-2)180=1620
Formula is N (number of sides) - 2 (TIMES) 180
as in a square or rectangle--the sum of the measure of the interior angles
Check formula out, OK?
have a fun day!!