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Myndræn sönnun á hornasummu þríhyrnings

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Gudny — September 10, 2015 - 6:47 AM

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Target Group (Age): 14 – 16
Language: English (United States)

GeoGebra version: 5.0
Views: 992

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License: CC-BY-SA, GeoGebra Terms of Use
Based Upon: Geometric proof for angle sum property of a triangle
Shared by ITfC-Edu-Team

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