Triangle Exterior Angle Sum Theorem

Autor: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.

Nuevos recursos

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Building Parallelograms with Set Areas
Mondrian's Puzzle
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Parallelogram Anatomy

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RecupOrient3D
Inscribed polygon investigation
Lesson 1
Zlati rez, potenca...

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División
Matrices
Segmento Mediana
Ecuaciones lineales
Multiplicación