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Folding a Triangle
Auteur :
Andrew Stacey
Thème :
Triangles
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.
GeoGebra
Nouvelles ressources
Dividing a 2-digit number by a 1-digit number (2)
רישום חופשי
Addition of Vectors Algeraically
Converting Angle Measures Between Degrees and Radians
Dividing a 3-digit number by a 1-digit number (2)
Découvrir des ressources
Quadratic function-graph 2
Unit 3
Investigation 1most updated
External Tangents Theorem
Proposition 13 proof
Découvrir des Thèmes
Diagramme en Barres
Continuité
Vecteurs 2D (dans le Plan)
Nombres Réels
Fonctions en Escalier