Stewart's Theorem

Pronunciation: /ˈstʊ.əɹtz ˈθɪər.əm/ Explain
Stewart's Theorem relates the length of the sides of a triangle to a cevian of the triangle: b2m + c2n = a(d2 + mn) where a, b, and c are lengths of sides of the triangle and m and n are the lengths of the segments into which a is divided by the cevian.


  1. McAdams, David E.. All Math Words Dictionary, stewart's theorem. 2nd Classroom edition 20150108-4799968. pg 171. Life is a Story Problem LLC. January 8, 2015. Buy the book

Cite this article as:

McAdams, David E. Stewart's Theorem. 12/21/2018. All Math Words Encyclopedia. Life is a Story Problem LLC.

Revision History

12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
5/5/2011: Initial version. (McAdams, David E.)

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