Law of Cosines—A Proof Without Words

DOI10.4169/AMER.MATH.MONTHLY.121.08.722zbMath1310.97003OpenAlexW2406451670WikidataQ58120712 ScholiaQ58120712MaRDI QIDQ5246415

John Molokach

Publication date: 21 April 2015

Published in: The American Mathematical Monthly (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4169/amer.math.monthly.121.08.722

zbMATH Keywords

law of cosines

Mathematics Subject Classification ID

Plane and spherical trigonometry (educational aspects) (97G60)

Related Items (1)

Extending Two Classic Proofs of the Pythagorean Theorem to the Law of Cosines

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