Cine mă ajută dau coroana .Va rog urgent

∆ABC • [AB] ≡ [DE] U.L.U
si => • ∠A ≡ ∠D ======> ∆ABC ≡ ∆ DEF
∆DEF. • ∠ B ≡ ∠ E
• ∠ C ≡∠ F
=> • [BC] ≡ [EF]
• [AC] ≡ [DF]
[AC] ≡ [DF]