Via secondary mouse key, call the context menu of the sketch and select the command Base -> Rotate....

Call: Base -> Rotate...

Note Precondition for a rotation of the 2D sketch is a Rotation axis. If it is not specified yet in the Sketcher an error message will appear when calling the command Rotate.... The Rotation axis in the sketch is marked with a dot-dash line in the 3D view.

-> The dialog box Rotational solid is opened.

Determine the criteria for the rotation (Angle, etc.) and confirm with OK. The explanation on the other fields please take under Section 7.6.4.2.1, “ Extrude... ”.

-> The index tree in the 3D History has been expanded with the point Base rotate 1.

Note Via context menu command Rename, you can change the name. However, use only ANSI characters (in other words: a-z, A-Z, 0-9 and spaces).

-> In the 3D view you can see that a cylinder has been created from the two-dimensional depiction of the rectangle.