I solved it and got 388.21
- - Solve:
To find the volume of a sphere:

3.14≈π
Now since its telling us to use π, then we do our formula by multiplying by π.
π=3.14 (Approximate amount)
So:

So you are correct.
When Radius=9, you plug in for R. :)
Answer:
20
Step-by-step explanation:
12 times 5/3 =60/3=20
Answer:
(12,3) and (20,5)
Step-by-step explanation:
When using the direct variation equation we can check these by division and we get .25 for the answer of both.
3/12 and 5/20
A....if its wrong im sorry but i believe its a because you will do 4x4 and will get the sum of 16ft square