Which two segments have the same length?

Hi!
WX = 6 (3 - (-3))
YZ = 8 (18 - 10)
They are not equal.
XY = 7 (10 - 3)
YZ = 8 (18 - 10)
They are not equal.
VW = 8 (-2 - (-10))
XY = 7 (10 - 3)
They are not equal.
VW = 8 (-2 - (-10))
YZ = 8 (18 - 10)
The segments are equal!
Hope this helps! :)
-Peredhel