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26 November, 06:04

each exterior angle of a regular polygon measures 20 degrees. How many sides does the polygon have?

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Answers (2)
  1. 26 November, 06:22
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    18 sides
  2. 26 November, 07:26
    0
    Answer & Explanation:

    Since the sum of the exterior angles of a polygon is 360° and an angle of the regular polygon is 20°, then 360° / 20° is the number of sides. Let the number of sides be n. n = 18, an octadecagon.
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