The sum of the angles in a triangle

This applet demonstrates that the sum of the angles in a triangle is always 180°.
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Duane Habecker —

 
Resource Type
Activity
Tags
180  angle  angles  sum  triangle 
Target Group (Age)
11 – 14
Language
English (United Kingdom)
 
 
GeoGebra version
4.0
Views
2341
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License
CC-BY-SA, GeoGebra Terms of Use
 

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