The Sum of the Interior Angles of Any Triangle - by Folding

This dynamic worksheet contains a simulation of folding the vertices of a triangle to a point on the base, to illustrate the sum of the interior angles of a triangle.

Visit: http://lima.osu.edu/people/ibo…AnglesFold.html

math_prof —

 
Resource Type
Activity
Tags
angles  geometry  in  interior  of  sum  the  triangle 
Target Group (Age)
11 – 14
Language
English (United Kingdom)
 
 
 
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