Bonjour aidez moi svp Exercice sur les triangles semblables :
Soient deux triangles ABC et DEF tels que :
❖ AB = 3cm ; AC = 5cm ; BC = 4,2cm ; ̂= 48° et ̂= 92°
❖ FD = 4,5cm ; ̂ = 92°et ̂= 40°
1) Montrer que les triangles ABC et DEF sont semblables. Justifier.
2) Calculer EF et ED. Justifier.
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