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OpenStudy (anonymous):
if a 12 sided regular polygon rotates about its center, at which angle of rotation will the image of the polygon coincide with the preimage answers A) 75 degrees B) 45 degrees C) 36 degrees d) 30 degrees
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OpenStudy (anonymous):
30 360/12 = 30
OpenStudy (anonymous):
it is 12 angles and a polygon has a degrees of 360 so you 360/12
OpenStudy (anonymous):
30 is right
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