One picture being worth 1K words... here's 2K
To maintain the V config, however, requires a fixed knot and not an Evo loop, slipped buntline or other sliding friction knot. Bowline would be good, but I use a Lapp knot which is easier to tie... no reeving.
Extra wrap, with knot tied away from the tree to make a longer V:
View from the back:
Bookmarks