Answer:
2.828427125, 2.82 or just round it to 3 if you want
Step-by-step explanation:
All you have to do is type it into the Desmos Scientific Calculator exactly how you see it.
392 miles in all.
i forgot sorry
159.98 divided by 6 is 26.66, hopefully this is correct...
7. b
8. a
-5, -8, -11
it every -3