Section by Workplane
Creates a section by using the current workplane as the sectioning plane. For details on workplanes, see see Workplanes
1.
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Select Section by Workplane from the local menu or Inspector Bar.
2. Select the object to section. You can use Shift to select more than one object, or use a selection window (first click outside the objects, then drag the window).
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Note: To section multiple objects, start out using a different option - Section by Line or Section by Plane. Use Shift to select the objects to slice, then click the Section by Workplane icon.----
3. The section is created.
You can rotate the view to see that the section lies on the workplane.
