4/15 because it can't be reduced any more. I hope this helps you out! :D
Answer:
45.4
Step-by-step explanation:
Nx2=90.8
Divide both sides by 2
N=45.4
X=5
Measure of angle BCA= 55
Measure of angle B= 76
Answer: I dont need your help hmmmp
Explanation: i dont know why