The Butterfly Theorem
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Published:
Nov 28, 2018
Keywords:
Butterfly theorem Theorem of intersecting chords Similar triangles
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Abstract
There are many methods for solving butterfly theorem. This paper derives the butterfly theorem by using the properties of similar triangles and theorem of intersecting chords. This technique is the simple one that can be used for solving some Euclidean geometry problems.
Article Details
How to Cite
Chitsakul, P. (2018). The Butterfly Theorem. Mathematical Journal by The Mathematical Association of Thailand Under The Patronage of His Majesty The King, 62(691), 13–20. Retrieved from https://ph02.tci-thaijo.org/index.php/MJMATh/article/view/157899
Section
Academic Article
References
[1] Alexander Bogomolny. 2016. The Butterfly Theorem. Retrieved 22 November 2016 from http://www.cut-the-knot.org/pythagoras/Butterfly.shtml
[2] Alexander Bogomolny. 2016. Intersecting Chord Theorem. Retrieved 3 December 2016 from http://www.cut-the-knot.org/IntersectingChordsTheorem.shtml
[3] H.S.M. Coxeter and S.L. Greitzer, Geometry Revisited, New York, 1967.
[2] Alexander Bogomolny. 2016. Intersecting Chord Theorem. Retrieved 3 December 2016 from http://www.cut-the-knot.org/IntersectingChordsTheorem.shtml
[3] H.S.M. Coxeter and S.L. Greitzer, Geometry Revisited, New York, 1967.