In the drawing below, lines a and b are parallel lines cut by the transversal c. jeremiah wishes to find angles that are congruent to ∠7 in order to prove that ∠7 ≅ ∠3 which angles are congruent to ∠7? why are they congruent to ∠7? select two that apply. a ∠8 because linear pairs are congruent b ∠6 because vertical angles are congruent c ∠4 because alternate interior angles are congruent d ∠3 because corresponding angles are congruent