Click 3D
Sketch 
or Insert,
3D sketch
Select a plane and
click 3D Sketch on Plane 
or Insert, 3D Sketch on Plane
To display the 3DSketch PropertyManager:
You can:
Click 3D
Sketch or Insert,
3D sketch
Select a plane and
click 3D Sketch on Plane or Insert, 3D Sketch on Plane
Select the
PropertyManager 
tab to display the Sketch
PropertyManager.
Lists planes you add to the 3D sketch.
To populate Planes:
Click Plane
(Sketch toolbar) or Tools,
Sketch Entities, Plane.
In the Sketch
Plane PropertyManager, click 
to return to the
Properties PropertyManager.
To highlight a plane:
Select an item under Planes.
Enables you to clear or select visibility for:
Planes. When cleared, it only hides the identification of the plane.
Plane outlines are always visible.
Plane activation is always enabled by double-clicking the plane's outline.
Dimensions. Clear or select driving or driven dimensions.
Relations. Clear or select implied or added relations.
Visibility applies to all sketch entities.