What is the number of sides of a regular n gon if one of the extierior angles is 40 degrees?
1 answer:
Sum of all exterior angles = 360°Answer: There are 9 sides to this polygon.
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Answer:
∠5=∠7=∠6=∠8=143°
∠4=∠2=∠1=37°
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∠4=180-∠6=180-143=37°
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