3) ΔMKL = ΔM₁K₁L₁. ML = ____, MK = ____, KL = ____; ∠MLK = ∠____, ∠MKL = ∠____, ∠KML = ∠____.

По записи треугольников M ↔ M₁, K ↔ K₁, L ↔ L₁.

ML = M₁L₁; MK = M₁K₁; KL = K₁L₁.

∠MLK = ∠M₁L₁K₁; ∠MKL = ∠M₁K₁L₁; ∠KML = ∠K₁M₁L₁.