Answer:
∠ 2 = ∠ 5 = ∠ 7 = 105°
Explanation:
∠ 2 and ∠ 3 are same- side interior angles and are supplementary, thus
∠ 2 = 180° - ∠ 3 = 180° - 75° = 105°
∠ 5 and ∠ 2 are vertical angles and congruent, thus
∠ 5 = 105°
∠ 2 and ∠ 7 are alternate angles and congruent, thus
∠ 7 = 105°