Triangles with one angle twice another

Shirali, Shailesh (2022) Triangles with one angle twice another. At Right Angles (12). pp. 62-66. ISSN 2582-1873

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Triangles with one angle equal to another are familiar objects; a lot is known about them. What can be said about triangles in which one angle is twice another? Can such triangles be characterised in any other way? We explore these questions in this article.

Item Type: Articles in APF Magazines
Authors: Shirali, Shailesh
Document Language:
Uncontrolled Keywords: Triangles, similarity, trigonometry, proof, trigonometric identity
Subjects: Natural Sciences > Mathematics
Divisions: Azim Premji University > University Publications > At Right Angles
Full Text Status: Public
Publisher URL:

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