Specify the default settings for creating arcs using the following options:
Default Fillet radius — Enter a value to specify the default fillet radius. When you create a fillet arc, it is created using this default radius. This value is stored with each model.
Note: The option is available only if a model is open.
Confirm radius — Select this option to display a dialog that asks you to confirm or correct the radius value when you create a new fitted arc.
Trim tangent items — Select this option to trim the object to the tangency point, when you create an arc tangent to an object.
Mark centre of arc — Select this option to mark the centres of new arcs with a cross.