If ΔABC∼ΔDFE,∠A=30∘,∠C=50∘, AB=5cm,AC=8cm, and DF=7.5cm ,then which of the following is true?(A) DE=12cm,∠F=50∘(B) DE=12cm,∠F=100∘(C) EF=12cm,∠D=100∘(D) EF=12cm,∠D=30∘

If ΔABC∼ΔDFE,∠A=30∘,∠C=50∘, AB=5cm,AC=8cm, and DF=7.5cm ,t

1.	If ΔABC∼ΔDFE,∠A=30∘,∠C=50∘, AB=5cm,AC=8cm, and DF=7.5cm ,then which of the following is true?(A) DE=12cm,∠F=50∘(B) DE=12cm,∠F=100∘(C) EF=12cm,∠D=100∘(D) EF=12cm,∠D=30∘
Answer» If $Δ A B C \sim Δ D F E, ∠ A = 30^{\circ}, ∠ C = 50^{\circ},$ $A B = 5 c m, A C = 8 c m, a n d D F = 7.5 c m$ ,then which of the following is true? (A) $D E = 12 c m, ∠ F = 50^{\circ}$ (B) $D E = 12 c m, ∠ F = 100^{\circ}$ (C) $E F = 12 c m, ∠ D = 100^{\circ}$ (D) $E F = 12 c m, ∠ D = 30^{\circ}$