Copy of Triangle Exterior Angle Sum Theorem

Author:amall liakatos, GreenMaths

Move the sliders what do you notice about the exterior angle and the interior opposite angles. you can move the sliders back and drag the points to change the shape of the triangle.

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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Folding door

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