Pure geometry. Use your logic sense. If it still doesent
work I will be glad to help out.

Yes, I could use some help. If the leech of a sail (triangle) is say 10%
longer than the luff and you tighten the luff along the luff how does the leech
ever get stressed. By the time that happened the luff would explode.
S/V Express 30 "Ringmaster"
Trains are a winter sport