Rotation angle: Enter a rotation angle for the Level Dimension Marker. The text will rotate with it, maintaining its original relationship to the marker symbol.
Marker Type: Click the pop-up to enter a Marker type for the Level Dimension.
[1.25] Click this button to display an indicator (-) only with negative Dimension values.
[+ 1.25] Click this button to display an indicator (- or +) with all Dimension values.
Hide with Associated Element: By default, a Level Dimension will be hidden if its associated element is hidden (e.g. on a hidden layer). To display the Level Dimension regardless of whether its associated element is visible, uncheck this box.