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Triangle: Proof

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Visit this site: http://www.apronus.com/geometry/triangle.htm

Author:Michal Wojcik
Description: A proof that the sum of the angles in a triangle is 180 degrees. This page is written in HTML with two graphical images.

Levels: High School (9-12)
Languages: English
Resource Types: Publications
Math Topics: Triangles and Other Polygons

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