sketch001 = startSketchOn(XZ)
profile001 = startProfileAt([100.0, 0.0], sketch001)
  |> line(end = [0.0, 120.0])
  |> arcTo({
       interior = [300.0, 100.0],
       end = [200.00, -100.00]
     }, %, $seg01)
  |> angledLine(
       angle = tangentToEnd(seg01),
       length = 100.00
     )