How do you upload the pictures on here?
Answer:

Step-by-step explanation:
The formula for the volume of a cylinder, is V = π r^2 h. It shows that the diameter is 5. But we need the radius. The radius is half of the diameter. So, 5/2. This gets you 2.5.
The equation is now:
V = π(2.5)^2h
This is the answer.

First option because 3 x 10^9 is 3,000,000,000
Answer:
Step-by-step explanation:
the Gradient is (5,2)
Answer:
I think it's 0.648
Step-by-step explanation:
10% of 4% of 162 = 0.648