Answer:
The first pic is not clearly so i cannot fully understand it, therefore i cannot solve it so really sorry about that :(
Step-by-step explanation:
Pic 2:
y° = 180° - [180° - 30° - (180° - 110°)] = 100°
Because the 2 lines are parallel so x° + y° = 180°
Therefore, x° = 80°
