Posted by Anonymous on Thursday, March 11, 2010 at 9:52am.
Which uppercase letters of the alphabet have rotational symmetry?

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

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

Math are these correct?  Anonymous, Thursday, March 11, 2010 at 11:23am
Thank you

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

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

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