An Approximation of π by using the law of cosines

Joardar, Bodhideep (2017) An Approximation of π by using the law of cosines. At Right Angles, 6 (3). pp. 43-45.

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Abstract

The approximation of π is a popular pastime of students of mathematics and I have started with the familiar age-old way, of fitting a regular polygon tightly in a circle of radius r.

Item Type: Articles in APF Magazines
Uncontrolled Keywords: π, Approximation, Circle, Polygon, Circumference, Law of cosines, Difference of cosines, Limits
Subjects: Natural Sciences > Mathematics
Divisions: Azim Premji University > University publications > At Right Angles
Depositing User: Mr. Sachin Tirlapur
Date Deposited: 14 Sep 2018 17:39
Last Modified: 25 Sep 2018 13:20
URI: http://publications.azimpremjifoundation.org/id/eprint/1305
Publisher URL: http://apfstatic.s3.ap-south-1.amazonaws.com/s3fs-...

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