parallels or not?

parallels or not? Thessaloniki (Macedonia-Greece) July 2014

sonom — July 24, 2014 - 5:33 PM

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License: CC-BY-SA, GeoGebra Terms of Use
Based Upon: Parallèles ou pas ?
Shared by Jean-Paul Berroir
Derived Resources: Line Illusions
Shared by Christina Jackson; Show More…; Copy of parallels or not?
Shared by Paul; Parallel Lines or Not?
Shared by Russell Maciag; Copie de parallels or not?
Shared by Ruben Rosa Pons; Copy of parallels or not?
Shared by buy; parallels or not?的副本
Shared by 吴兴海; Cópia de parallels or not?
Shared by Marcos Monte; Copy of parallels or not?
Shared by wlin; Optical Illusion 1
Shared by dbroadstone; Copy of parallels or not?
Shared by Diane Bower