Congruence of vectors

Arrows of the same length and direction are different representations of the same vector. By dragging the red interactive points you can bring such arrows by parallel displacement into agreement. Not so with the green vector which has the same length but a different direction.

Please enable Java for an interactive construction (with Cinderella).

[ GA with Cinderella ]

Soli Deo Gloria. Created with Cinderella by Eckhard Hitzer (Fukui).