Perpendicular lines

Auteur :fglynn

Perpendicular Lines Adjust the gradients of lines L_1 and L_2, by moving the three points. Notice that the product of the gradients always equals -1

Nouvelles ressources

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Regular Polygons and Equivalent Triangles
Area of a Trapezoid
רישום חופשי
Parallelogram Anatomy

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Interactive Applets by Others
Modelling Science (by Neil)
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MODULE 5 HW
Identifying Slope and y-intercept (1)

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Droite Sécante ou Sécante
Valeur Médiane
Nombres Rationnels
Pythagore ou Théorème de Pythagore
Symétrie