can someone help ? this was due quite a while ago (real answers only)

Answer:
Triangle 1: 45
Triangle 2: 93
Triangle 3: 80
Step-by-step explanation:
All triangle angles must equal 180 degrees!!!
Now lets solve :)
Triangle 1
45 + 90 + x = 180
135 + x = 180
180 - 135 = 45
x = 45 :)
Triangle 2
36 + 51 + x = 180
87 + x = 180
180 - 87 = 93
x = 93 :)
Triangle 3
63 + 37 + x = 180
100 + x = 180
180 - 100 = 80
x = 80
Have an amazing day!!
Please rate and mark brainliest!!