Rotate

When one or more entities or images are selected, they can be rotated.

Select the entity to be rotated.
Click on the Rotate button in the mode bar, or right click and select Rotate.
Select the reference location. This enables snapping to another entity.
Optionally, press Tab to specify the precise angle to rotate the selection.
Ensure that Polar or Object snapping is toggled on to snap to a direction or object.
Click again to place the selection.