From Macros Wiki
- LINE_CA <line number>, <circle>, <angle>, <option>
This is used to create a line that is tangent to a circle at a given degrees, the option changes which side the line is on the circle.
- <line number>
- The number of a previously defined macro line.
- The number of an existing circle.
- angle value, either degrees or radians. Positive angles indicate a CCW direction, negative for CW.
Use the DEGREES or RADIANS commands to switch between the two angle modes.
- - LINE_CA 4, 2, 63, 2