Creating Arc Tangent to Three Shapes

Selects three shapes located on the drawing to create an arc tangent to these shapes.
Selectable shapes are lines, polylines, infinite lines, rays, circles, arcs, ellipses, elliptical arcs and B-Splines.

  1. Point [Arc] on [Shape] menu, and click [3-Tangent Arc].
    Then you will be able to create a 3-tangent arc.
    2. Supplemental
    ▪ You can enter into the 3-tangent arc creating status by clicking on [Shape] toolbar.
  2. Click the first shape.
  3. Click the second shape.
  4. Click the third shape.
    Moving the cursor on the drawing displays a rubber band (temporally displayed shape) of a 3-tangent arc that can be created according to the cursor position.
  5. Click the position (select point) where a rubber band for 3-tangent arc to be created is displayed.
    A 3-tangent arc will be created at the position where the rubber band is displayed.
    6. Supplemental
    ▪ You can specify the select point by inputting X and Y coordinates in [Select Point] box on Command Window.

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