Answer:
A
Step-by-step explanation:
I may be wrong,If i am i apoligize fr the inconvenience!!
If not, Your very welcome.
Try this option:
answer is 18.
For more information see the attached picture.
B
110°
All the angles add to 360.
Y+W = 180
and V+X = 180
to find W,
W = 180 - Y
W = 180-70
= 110
