Answer:
D
Step-by-step explanation:
I believe that x=20 from the math i did hopefully its helpful.
Answer: the mean is 44
Explanation: add up all the numbers and then divide by how many numbers there are
Answer:
This is what internet says. Maybe this helps.
Answer:
x = 35
Step-by-step explanation:
1. Add all angles

= 
2. Match 360 and fix





Hope this helps