Interoperable interactive geometry for Europe
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Review 15 for "Somme des angles d'un triangle"

joli, simple, attention aux angles rentrants

Global comment:

Review filed on 2012/09/26 13:50 by polx.

La construction est efficace pour montrer la démonstration mais il y a des effets surprenants.
This review is done without a trial in classroom.

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Educational levels: levelCinquième de Collège.

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