The sum of the angle if a polygon is 3240 how many sides does the polygon have?

1 Answer
Aviv S.
Mar 12, 2018

#20# Sides

Explanation:

There is a formula to follow which is:

#(n-2)180=#total interior angle degrees. So we can plug in the known value:

#(n-2)180=3240# Rewritten as:

#180n-360=3240# Add #360# to both sides and divide by #180# to get:

#n=20#
There we go, #20# sides.

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