Approximating Pi Using Inscribed and Circumscribed Circles of Regular Polygons

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From the inscribed and circumscribed circles of a regular polygon we determine the area of each, along with the corresponding errors. As you add more sides, the error for the circumscribed circle approaches twice that of the inscribed circle.

Contributed by: Jordan Hasler and Jeremy Stratton-Smith (August 2022)
Open content licensed under CC BY-NC-SA



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