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Available in TurboCAD Pro and Platinum only_
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Makes two objects, or object endpoints, symmetric with respect to a symmetry axis.

  1. Start with three lines - one of which is the symmetry line. In some cases the symmetry line will move as a result of this constraint, so if you want it to remain in place, fix it with a constraint such as Fix Geometry.
  2. Activate the Symmetric constraint and select the first line.
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  3. Select the second line.
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  4. Finally, select the symmetry line.
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    The first two lines are now symmetric with respect to the third.
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  5. You can also use this constraint on endpoints. Select Vertices 1 and 2, then select the symmetry line.
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    The lines themselves keep their orientation, but their endpoints are symmetric.
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  6. To make both lines completely symmetric, apply the Symmetric constraint to the other two endpoints.
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  7. This constraint can also be used on circles and arcs. If you select two arcs (not at their endpoints) . . .
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    ... they will become symmetric and have equal radii.
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  8. Like with lines, you can apply the Symmetry constraint at both sets of endpoints. First the upper endpoints . . .
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  9. . . . then the lower endpoints.
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    The result is that both sets of endpoints are symmetric, but the orientations of the arcs are still different, because they have different radii.
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  10. You can make the arcs completely symmetric by adding an Equal Radius constraint.
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Note: You could get the same results if you apply three Symmetric constraints - one to the arcs themselves, and one for both sets of endpoints.

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