Optionallength: numberOptionalangle: numberOptionalid: stringOptionallengthHow far to draw, in model units; negative draws the opposite way.
OptionalangleThe direction to draw in, in degrees from the sketch's x axis, counterclockwise.
OptionalidA name for the command, reported with the edges it draws; leave it out to be named by position.
A length and an angle to draw at, for
sketch.commands.polarLine, which makes the commandsketch.pendraws; the angle is measured from the sketch's x axis, counterclockwise.