Answer:
A = 44 degrees
Step-by-step explanation:
84 + x + 59 + x + 51 = 180
194 + 2x = 180
194 + 2x - 194 = 180 - 194
2x = -14
2x/2 = -14/2
x = -7
-7 + 51 = 44
3,2,4, then 1
these are notes i wrote in geometry I'm not sure if this will help. it's been a few months since i did this