Thread: Is 80gms paper getting thinner?
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RobertL RobertL is offline
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Default Is 80gms paper getting thinner?
On Sunday, February 12, 2017 at 10:36:43 PM UTC, Clive Arthur wrote:

A0 is one square metre.

How interesting, I didn't know that. 841mm x 1189 mm = 1 square metre :-)

Also of course 1189/841 = 1.414 = sqrt(2)
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