help me how plsssssssssssss

Answer:
1. 23
2. 0
3.??
4.598
5.6
Step-by-step explanation:
pabrainpest po ty
Answer:
1. m∠B = 90°
2. m∠C = 50°
3. m∠X = 115°
4. m∠Q = 100°
5. X = 105°
Step-by-step explanation:
[i hope this helps]