Answer:
900
Step-by-step explanation:
800
20 x40 =800
x ×y
abcdefghijklmnopqurstuvwxyz
- 4.2 degrees
If the drop was from temp 0 at 8 pm to temp -16.8 at midnight (4 hours later)
then,the drop is given by the rate: -16.8/4 = - 4.2 degrees per hour
Therefore, at 9 pm the temperature was:
0 degrees - 4.2 degrees = - 4.2 degrees
V≈33.51
although I don't have an explanation, sorry, if you look up "how to find the volume of a sphere" on google, it will give you the answer
