Question

What is the volume of a cylinder with radius 8km and height 7km?

Answer 1

recall that the volume of a cylinder is given by
V = pi*r^2*h
where
r = radius
h = height
substituting,
V = pi*(8^2)*(7)
V = 3.14*64*7
V = 1407.43 cubic km

hope this helps~ :)

Answer 2

why this no help =_=