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OpenStudy (anonymous):
The measure of each exterior angle of a regular polygon is 30°. How many sides does the polygon have? Answer 10 12 14 15
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OpenStudy (anonymous):
i thank its 12 but im not sure
OpenStudy (anonymous):
We'll, let's try this one out. 150n=180(n-2); 150n=180n-360, 30n=360, n=12. Do you understand?
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