Question

Okay so I tried this question 5 times and I need some help

Answer 1

∠3=105°

Explanation:

∠4 is congruent to ∠6 by alternating interior angles.

Therefore ∠4=75°

∠3 and ∠4 create a line, therefore their sum = 180°

∠3=180-75

Therefore ∠3=105°