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soul58uk

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soul58uk

2pie r or pie r squared?

My son believes implicitly in the formula for circumferences whichever one it is!! And we have this argument.   If you laid a rope around the equator it would have to be X'000 miles...
17:51 Mon 20th Dec 200417 answers, last by mibn2cweus 17:47 Sun 13th Oct 2013

Only 1 question