Kala - Relationship: Exterior & Interior Angles

Drag the two sliders to transform the angle measures for angle A and B of the triangle. Compare the sum of these angles to the exterior angle at C in the triangle. Is this true for any triangle ABC?

 

Kuruman GeoGebra Intervention Programme

 
教材タイプ
ワークシート
タグ
対象者層(年齢)
9 – 15
言語
English
 
 
 
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