How to prove it

Shirali, Shailesh A (2016) How to prove it. At Right Angles, 5 (2). 58 -62.

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In this episode of “How To Prove It”, we prove a simple yet surprising collinearity associated with any triangle. We do so in two different ways and then contrast the two proofs. It would be instructive for a student to study these proofs and also the remarks made at the end.

Item Type: Articles in APF Magazines
Authors: Shirali, Shailesh A
Document Language:
Uncontrolled Keywords: Altitudes, collinearity, cyclic quadrilateral, angle chasing, supplementary, coordinate, slope, linear equation, pure geometry, proof
Subjects: Natural Sciences > Mathematics
Divisions: Azim Premji University > University Publications > At Right Angles
Full Text Status: Public
Publisher URL:

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