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30-06-2018
Mathematics

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Find the measure of an exterior angle of a regular polygon with 20 sides. round to the nearest tenth if necessary.

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calculista calculista

09-07-2018

we know that
The sum of exterior angles of a polygon is equal to 360 degrees
so
exterior angle=360/n
where
n is the number of sides
in this problem
n=20
so
exterior angle=360/20=18 degrees

the answer is
18 degrees

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