Interoperable interactive geometry for Europe
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Symetrie centrale (activite)


(one review on 2011-09-16)

Activite pour introduire la symetrie centrale. Decalquer une figure et faire pivoter le calque d'un demi-tour autour d'un point (centre de symetrie). L'eleve peut s'aider d'une droite pour se guider.

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