Extrude from Sketch
Click Insert -> Sketch
Select Plane, XY, YZ or XZ, or you can choose face from objects that already exist
Draw your sketch, begin your sketch from line, or polyline, circle,etc. after your sketch was completed, finish your sketch (see picture below)
then : select your curve, then enter the Z value, click OK to finish it,
Extrude from Line
Make your line, or from exiting line, click extrude icon, on filter selection. Select single curves, then select your line
Click extrude icon,on curve rule select face edge, then select the face of your part, Drag the arrow or enter the extrude value, clik OK to finished


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