I solved it and got zero
Beautyfull! Mark, you should take the "Amazon Test": you'll ace it!Yes, if the cable is 80 m long, and goes down 40 m and then back up 40 m, then the poles must be at the same location, or 0 m apart.
Beautyfull! Mark, you should take the "Amazon Test": you'll ace it!
I am impressed (OK shocked) that you know what a Catenary is.Well, hello to you too!
Are you asking what the shape of the cable is?
If so, go here:
Catenary - Wikipedia
en.wikipedia.org