https://forums.autodesk.com/t5/fusion-design-validate-document/sketch-spline-deforms-when-copy-paste-moved/m-p/5778193#M288450 <P>Hmm, this is the sequence I do.&nbsp; First with the dim tool selected I select the two tangent handle end points points, then start moving the mouse cursor away until the dimension appears, then the very next thing I do is right click BEFORE the dimension has actually been placed, i.e. while it's still "free floating".&nbsp; Hopefully following that sequence you should see the different alignment options (horizontal, vertical, along) show up upon the right mouse button click.</P><P>Jesse</P> Wed, 19 Aug 2015 17:57:18 GMT Anonymous 2015-08-19T17:57:18Z