January 2021 0 111 Report
Bonsoir, svp c'est urgent! (DM de 3ème) on donne AB=18cm;BC=12cm;BE=7.5cm;BF=5cm et AE=19.5cm 
les droites (FC)et(AE) sont paralleles 
1)calculer FC 
2)montrer que ABE est un triangle rectangle
3)calculer la tangente de l'angle BAE 

Merci bcp d'avance!
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