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Folding a Triangle
Autor:
Andrew Stacey
Thema:
Dreiecke
This animation shows the "folding a triangle" method of proving both that the angles add up to 180 and the area of the triangle is "half base times height". The vertices of the triangle can be moved.
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Neue Materialien
רישום חופשי
bewijs stelling van Pythagoras
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Step-By-Step Rationalization
အခြေခံ data အခေါ်အဝေါ်များ
Entdecke Materialien
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Statistical Applets
Fixed point for the family of parabolas
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Entdecke weitere Themen
Ober- und Untersumme oder Riemann-Summe
Symmetrie
Trigonometrische Funktionen oder Winkelfunktionen
Allgemeine Dreiecke
Hypergeometrische Verteilung