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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? A. 75° B. 45° C. 36° D. 30°
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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?

A. 75°
B. 45°
C. 36°
D. 30°

User Kuljit
by
6.2k points

2 Answers

5 votes
thE ANSWER IS d) 30 DEGREES
User Alexander Ivanov
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5.2k points
3 votes
D) 30

A polygon can rotate a total of 360. This one has 12 sides and 12 angles that are all congruent. So to coincide with original image, it must rotate 1/12 of the way around

360/12=30
User Ryenus
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6.2k points
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