- Draw 3-Point Arc entities.
- Click to set start point of arc.
- Move cursor away from start point.
- Click to set second point. The arc will always go through this point.
- Move cursor to the end point. An angle will appear in the Measurements box, and you can type a precise value.
- Click to finish arc.
- Esc = Cancel operation.
- Ctrl '+' or Ctrl '-' = Change the number of segments
- Shift = Lock tool to current inference direction for any point.
- Arrow keys = Lock drawing direction to specific inference direction (Up=Blue, Left=Green, Right=Red, Down=Parallel/Perpendicular)