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Rotational symmetry


Index --- reflective --- rotational --- identify --- make simple, 2, 4 symmetry --- make 3, 6 symmetry --- make snowflake --- examples --- for teachers



 

A picture has rotational symmetry if you can turn it and it looks the same. (It doesn't count if you turn it in a complete circle - everything looks the same then!)

Click on a picture below. Think if it has rotational symmetry. Then click on Rotate to see if you're right.

Playing card
Pound
Dollar
Euro
Hash
Exclamation
Percent
At symbol
The above symbols have been given British names, and it has been pointed out to me that Americans use different names. In Britain, 'pound' means the British unit of currency, and 'hash' is the symbol that Americans call 'pound'.