Quadrilateral angle sums and special-quadrilateral properties

\(\square WXYZ\) is the outline of a fencing panel. Read its angle information

The four angles are interior angles of the quadrilateral

Interior angle \(\angle W\): \(85^\circ\)

Interior angle \(\angle X\): \(110^\circ\)

Interior angle \(\angle Y\): unknown

Interior angle \(\angle Z\): \(48^\circ\)