Answer:
136
Step-by-step explanation:
x = 1/2 (arc(XY) + arc(WZ) )
Arc (XY ) = 142
Arc(WZ) = 130
x = 1/2 (142 + 130)
x = 1/2 (272)
x = 136
I hope this is the right answer.
A.5:8
B.8:5
C.5:4
D. 2:3
E.1:8
F.1:1