Micro-Maths pp 11-16 | Cite as

Pi and chips

  • Keith Devlin
Chapter

Abstract

As every schoolchild knows, to calculate the circumference of a circle of diameter d you multiply d by the number TT (‘pi’). The value of TT is commonly taken to be 22/7, but this is only an approximate value. As a decimal 22/7 is

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Copyright information

© Keith Devlin 1984

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  • Keith Devlin

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