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Triangle Angle Sum Proof

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Play with this applet to infer why triangles must 180 degrees

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Shaun Errichiello — January 29, 2014 - 3:21 AM

Resource Type: Activity
Tags: angle sum triangles
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Target Group (Age): 11 – 14
Language: English (United States)

Views: 5959

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License: CC-BY-SA, GeoGebra Terms of Use
Derived Resources: Copy of Triangle Angle Sum Proof
Shared by Priyanga; Show More…; Triangle Angle Sum Proof
Shared by Ernest Dapremont; Lesson 2-3 Part 1: Triangle Angle Sum Proof
Shared by GENOVEVA ABREU SANCHEZ; Copy of Triangle Angle Sum Proof
Shared by Matthew

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