SOLUTION: What is the size of one decagon exterior angle?
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Question 1153443: What is the size of one decagon exterior angle?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
What is the size of one decagon exterior angle?
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Depends.
If it's a regular decagon, all angles equal:
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The sum of the exterior angles of a plane figure is 360 degrees.
360/10 = 36 degrees.
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If it's not a regular decagon, there's no way to know.
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