Euler’s inequality for the circumradius and inradius of a triangle
Shirali, Shailesh (2020) Euler’s inequality for the circumradius and inradius of a triangle. At Right Angles (6). pp. 58-62. ISSN 2582-1873
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Abstract
For any arbitrary triangle ABC, let R denote its circumradius and r its inradius (Figure 1). It was the Swiss-German mathematician Leonhard Euler who first observed that regardless of the shape of the triangle, the following inequality is invariably true:
| Item Type: | Articles in APF Magazines | ||
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| Authors: | Shirali, Shailesh | ||
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| Uncontrolled Keywords: | Euler, Inequality, Circumcircle, Circumradius, Incircle, Inradius | ||
| Subjects: | Natural Sciences > Mathematics | ||
| Divisions: | Azim Premji University - Bengaluru > University Publications > At Right Angles | ||
| Full Text Status: | Public | ||
| URI: | http://publications.azimpremjiuniversity.edu.in/id/eprint/2318 | ||
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