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value of pie.

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Mohammad Salek Parvez:
we know pie (  π ) is irrational & so can't be exactly determined. But we often use    22/7  as an approximation for  π. but we should use  355/113 as a better approximate value. At least we should inform others of it.

alamin.ns:
Dear sir, would you provide the useful reference?

saratasneem:
Please make the idea more clear.

Nizhum:
Great article

subrata.ns:
Thank you for sharing

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