answer is 137°
If D is 48° and E is 89° than angle C will be
180 - (48+89) = 43
CD , XY are parallel lines and CY intersects them
so then If we know C we can find CXY too:
sum of C and CXY is 180 :
C + CXY = 180°
180 - 43 = 137°
hope it'll help you☺️
