Signs and validation in the teaching of geometry at the end of compulsory schooling in France: A case analysis
Résumé
In the first part of the communication, we present the research question, as well as the theoretical framework and methodology used to answer this question. In the second part, we describe a task given to students and provide a detailed analysis of some extracts from the session we observed. Based on the results obtained from the analysis, the last part provides a practical answer to our research question.
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