SOLUTION: A regular polygon with sum of angles 1440 has how many sides.

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Question 1164934: A regular polygon with sum of angles 1440 has how many sides.
Answer by ikleyn(52777) About Me  (Show Source):
You can put this solution on YOUR website!
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    180*(n-2) = 1440


    n - 2 = 1440%2F180 = 8


    n              = 8 + 2 = 10.


ANSWER.  n = 10.  10-sided polygon (decagon).

Solved.