Answer:
1: c over 3
2: 9
3: 15 square root of 3
4: 5 + 2√6
Sorry but that's all I got
Step-by-step explanation:
by moving the decimal 2 times to the right
648pi
V=pi*r^2*h
V=pi*9^2*8
V=pi*81*8
V=648pi
this right ans according to your question
no solution
