Question

How many sides does a regular polygon have if the measure of an interior angle is 160 degree? Justify ur answer

Answer 1

sum = 180(n-2) where n is # of sides

so set up like
160 = 180 (n-2)
solve for n

Answer 2

thanks

Answer 3

so wats the answer

Answer 4

what did you get..when you solved for N?

Answer 5

I am sorry, I read the question wrong. You were asked if "an" interior angle is 160...
so use
160 = (n-2)180/n
160n = 180n - 360
360 = 20n
18 = n

Answer 6

its fine but thx
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