Carrés autour d'un parallélogramme
[color=#c51414]Open the task sheet:[/color]
https://www.evernote.com/l/AAPkK3E9enNHAKc6KqQPOUW77qJNNl5Hz7I
Thebault's Theorem
http://nrich.maths.org/1939
- Target Group (Age)
- 10 – 18
- Language
- French / Français
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