The welding teacher asked me the other day how to construct a cone given a particular height and diameter. I created this to show how to do exactly that.
This is a lesson showing exactly how to make a net for a cone given particular dimensions. All the formulas you need are in this product. I show how the formula for m is derived.
This is a zip file. I have the .pdf version of this file along with the .pub file that I used to create it in case you would like to edit it.