David,

you are correct only if you have square cross section wire!

The area of a circle (cross sectional area of the wire): A = pi * radius^2.

so 5 square millimeters would actually be 1.26 mm in diameter

ab

on 6/3/01 5:53 PM, David Marshall at vanagon@VOLKSWAGEN.ORG wrote:

> I'm not a math genious here, but isn't 2^2 (square millimetre) the same as
> 2mm in diameter?  and 5^2 (5 square millimetres) 5mm in diameter?
>
>
> David Marshall