-4.2 degrees. What you would do is from 8-12 (midnight) is 4 hours. So it dropped -16.8 degrees in those 4 hours so -16.8 / 4 is -4.2 degrees. So it dropped -4.2 degrees every hour but it was also -4.2 degrees at 9:00 p.m.
Angles 1 and 2
Angles 3 and 4
Angles 5 and 6
Answer:
The answer is B.
Step-by-step explanation:
Hope this helps!
-8 i think? hope this helps!