Answer:
D
Step-by-step explanation:
I like count by hand. If all else fails (like not being able to enter -12 into your calculator), counting by hand is a time honored method of getting answers.
That is never the answer in a math class. You should answer dividing -12 by 2
Step-by-step explanation: It should be the second answer.
V≈100.53
V=πr2h=π·22·8≈100.53096