Final area sets how much the cone should expand or contract over the distance. Think of how Breath of Fire works, the cone is smaller at the cast point and considerably wider when it reaches its target destination.
Distance: Travel length.
Missile speed: Travel speed.
Area of Effect: Starting width.
Final area: Ending width.
I'm on a page about incorrect corrections, and spent the better part of like two hours trying to get someone to understand that -5^2 = -25, not 25, and then that post had comments get reposted because that group is self sustaining, and that person was in turn trying to explain what I just explained to them. And I'm taking that as a victory
I will be AFK for a couple of days you guys hold down the fort while I am gone. I will be checking in on my phone but that will severly limit me. Be back saturday!