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Angles in a triangle add up to 180°

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An interactive diagram showing the theorem "Angles in a triangle add up to 180°"

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John Tranter — August 19, 2014 - 4:18 AM

Resource Type: Activity
Tags: angle angles geometry
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Target Group (Age): 11 – 18
Language: English (United Kingdom)

GeoGebra version: 4.4
Views: 3881

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License: CC-BY-SA, GeoGebra Terms of Use
Derived Resources: Copy of Angles in a triangle add up to 180°
Shared by James Ward

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