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102.41 Proof without Words: sin2A+ sin2B+ sin2C = 4 sinAsinBsinC (where A + B + C = π)

Published online by Cambridge University Press:  17 October 2018

K. B. Subramaniam*
Affiliation:
135 ‘Ganait Ashram’, Fine Avenue Phase 1, Nayapura, Kolar, Bhopal, 462046, India e-mail: shunya_1950@yahoo.co.in

Abstract

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Type
Notes
Copyright
Copyright © Mathematical Association 2018 

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