Romelk27 Romelk27

15-03-2015
Mathematics

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is there a rotation for which the orientation of the image is always the same as that of the preimage

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francobazz francobazz

15-03-2015

yes, if you rotate it 360 degrees.

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15-03-2015

Sure. 360 degrees, or any integer multiple thereof.

Of course, if it starts out as a circle, then ANY rotation qualifies.

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