If a 12-sided regular polygon rotates about its center, at which angle of rotation will the image of the polygon coincide with t

Question

mamaluj [8]

3 years ago

5

If a 12-sided regular polygon rotates about its center, at which angle of rotation will the image of the polygon coincide with t

he preimage?
A. 75°
B. 45°
C. 36°
D. 30°

Mathematics

2 answers:

Nikolay [14] · Answer 1 · 2022-01-08T22:39:54+03:00

Nikolay [14]3 years ago

6 0

ThE ANSWER IS d) 30 DEGREES

Andreas93 [3] · Answer 2 · 2022-01-08T21:28:00+03:00

Andreas93 [3]3 years ago

3 0

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