I WILL MARK BRAINIEST
Please help it’s due

Answer:
m4 = 90 - x
m1 = 90 - x
m5 = 90 + x
Step-by-step explanation:
m4 = 90 - x
m1 = 90 - x
m5 = 180 - (90 - x)
m5 = 90 + x