Which information proves that ||?
A. ∠1 ≅ ∠3
B. ∠4 ≅ ∠5
C. ∠4 ≅ ∠6
D. ∠5 ≅ ∠6

Answer:
the answer it C.
Step-by-step explanation:
its just right
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The given lines are parallel only when :
because they form pair of alternate interior angles.
So, correct choice is C