Dynamic Measure Flyout Menu
Changes the Illustrator general preferences “Keyboard Increment” and “Constrain Angle” to their default values (1.0 pt and 0°).
Available when exactly two paths are selected. Draws a measure that goes from the path which is higher in the stacking order to the other path and has minimal distance.
Dynamic Corners Flyout Measure closest distance
Brings up the Preferences dialog (see Dynamic Measure Preferences).