Idk if this helped you but , symmetric forms a mirror image of itself when reflected in its vertical line ( u shape ) and symmetric bell shaped is when you draw the vertical line at the center
Answer:

Step-by-step explanation:
1. 
2. 
3. b = 
Can't be simplified.
Answer: Since 5 is an odd number each person would then have to pay 1.60 each.
Step-by-step explanation:
Answer: B and D
Step-by-step explanation:
1. 16
2. 41
3. 367
4. -2
5. 76
6. 58
7. 30
8. 11.25
9. 8
10. 657
11. 492
12. 357