Each of these four diagram shall pair of parallel lines intercepted by a transversal that forms, the angles shown complete the equation to make them true move the correct answer to each box not all answers will be used

Question

60, 90, 120, 180
X=
X+Y=

Answer 1

Diagram 1:
- X = 90
- X + Y = 180

Diagram 2:
- X = 60
- X + Y = 180

Diagram 3:
- X = 120
- X + Y = 180

Diagram 4:
- X = 90
- X + Y = 180