How to find the measure of each exterior angle of a regular polygon of 20 sides ?
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as we know sum of all exterior angles of any polygon is 360degrees then the measure of each exterior angle is 360/20-18degree
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sum of exterior angles of a regular polygon =360 degree
therefore, each exterior angle of a regular polygon =360/20
=18 degree
therefore, each exterior angle of a regular polygon =360/20
=18 degree
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