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A regular 18-sided polygon is rotated with the center of rotation at its center. What is the smallest degree of rotation needed to map the polygon back on to itself? Is it 180 d…

A regular 18-sided polygon is rotated with the center of rotation at its center. What is the smallest degree of rotation needed to map the polygon back on to itself? Is it 180 d…
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4 votes
A regular 18-sided polygon is rotated with the center of rotation at its center.

What is the smallest degree of rotation needed to map the polygon back on to itself?

Is it 180 degrees or 20 degrees? Or are both my answers wrong? :(

asked
User Xcecution
by
8.7k points

1 Answer

6 votes

360 degrees / 18 sides = 20 degrees

the answer is 20 degrees

answered
User S P Sharan
by
8.1k points
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