The arrow represents the direction of the wind. The red is the "no sail zone" because it is impossible to sail into the wind. *A. No Go Zone — 0-30° *B. Close Hauled — 30-50° *C. Beam Reach — 90° *D. Broad Reach — ~135° *E. Running — 180° Vectors are: True Wind ("VT)"), Boat Speed ("VB)"), and Apparent Wind ("VA)").