Please help me with this problem..... !!!!!!

Answer:
y = 27 degrees
Step-by-step explanation:
Because it is a rhombus, we know that when it is divided, it will equal 4 equal right-triangles. Therefore, z+90+63 = 180, so z = 27. We also know that x = 90, and 90+y+63 = 180, so y also equals 27.