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Quadrilateral external angle sum

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Drag the vertices and see what happens to the sum of the external angles.

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Merryn Horrocks — September 15, 2021 - 11:11 PM

Resource Type: Activity
Tags: angle polygons tutorial web
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Target Group (Age): 0 – 19+
Language: English

Views: 27

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License: CC-BY-SA, GeoGebra Terms of Use
Derived Resources: Drag the vertices and see what happens to the sum.
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