SOLUTION: how can i find out the number of sides of a regular polygon by only having the exterior angle?

Question 511833: how can i find out the number of sides of a regular polygon by only having the exterior angle?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
how can i find out the number of sides of a regular polygon by only having the exterior angle?
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I'll use an example.
Let's say the exterior angle is 20 degrees.
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Fact: The sum of the exterior angles is ALWAYS 360 degrees.
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So, 360/20 = 18 is the number of exterior angles.
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Therefore number of sides = 18
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cheers,
Stan H./
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