I need help on this I’ve been stuck on it for a little bit I will give you brainliest if you help me and I will give 5 stars

Answer: 27 degrees
Step-by-step explanation:
y is 63 degrees because they are alternate interior angles. Then, 90-63=27 which is the answer.
Answer:
27°
Step-by-step explanation:
So each formed triangle is a right triangle.
We can see one of the angles is 63°, so z= 90° - 63°= 27°