Posted by **Anonymous** on Thursday, March 11, 2010 at 9:52am.

Which uppercase letters of the alphabet have rotational symmetry?

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**PsyDAG**, Thursday, March 11, 2010 at 10:14am
How about A and O? there are others, but I'll let you find them.

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**Anonymous**, Thursday, March 11, 2010 at 10:22am
H, I, N, O, S, X, Z are these correct? are these all of them?

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**Anonymous**, Thursday, March 11, 2010 at 11:23am
Thank you

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**drwls**, Thursday, March 11, 2010 at 12:08pm
Yes, those are the ones.

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**Phil**, Friday, March 12, 2010 at 2:35am
Yes "A" has reflective symmetry, not rotational symmetry.

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**:D:D:D:D:D**, Monday, May 7, 2012 at 4:50am
T ALSO HAS ROTATIONAL SYMETRY

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