Question

What is the approximate volume of a cylinder with a diameter of 4 cm and I height of 10 cm

Answer 1

`\pi r^(2) h = \pi 2^(2)(10) = 125.66` cm

Answer 2

V≈125.66
V=
`\pi`r²h
r=d/2
So 4/2=2
plug it in
V=
`\pi`2²*10
V=
`\pi`40
V≈125.66