Question

Find the volume of a sphere with diameter 8 mm.

Answer 1

Diameter = 2r
Where r = radius

Answer 2

The volume of a sphere is \[V = \frac{ 4 }{ 3 }\pi r^2\]

Answer 3

V=4/3*3.14*4^2
V=4/3*3.14*16
V=4.19*16
V=67.04

Answer 4

i got 67.02 is that right

Answer 5

It's (4/3)*pi*r^3, not r^2
:3