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Re: [ATM] Dumb Question: how to measure a...

Woodchuck wrote:

>On Wed, 31 May 2006, Malcolm Macdonald wrote:
>
>  
>
>>Mutilab, You do not say what degree of accuracy you need. For a Quick rough
>>test:-  put the glass on a sheet of paper and draw a mark around it with a
>>very sharp pencil.  Rotate the glass 90degrees, resharpen your pencil and
>>repeat. Then turn to 180 degrees and repeat again. If you now have one clean
>>circle your class is circular If you have three circles it is not.
>>
>>                                                 Malcolm
>>    
>>
>
>A square passes this test.
>
>  
>
You have a circle after tracing a square?

Confused Ken ;)
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