AREA15
Anchor Points: This symbol requires two anchor points. Point 1 defines the center point of the symbol and point 2 defines the symbol’s start point and radius.
Size/Shape: The radius will be long enough for the symbol to encompass the UEI(s) or feature(s) being isolated. The opening will be a 30 degree arc of the circle.
Orientation: The opening will be on the friendly side of the symbol.