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The exterior angle measure of a regular polygon is 20 degrees. How many sides does the polygon have? 9 16 18 20

The exterior angle measure of a regular polygon is 20 degrees. How many sides does the polygon have? 9 16 18 20
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The exterior angle measure of a regular polygon is 20 degrees. How many sides does the polygon have? 9 16 18 20

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User Brian Sullivan
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If the exterior angle measures 20 degrees then the sum of all the angles must add up to 360 so 360 divided by 20 equals 18 which is 18 sides
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User Mike Minaev
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The polygon would have 18 sides. Hope this helps!
answered
User Deandra
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