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On the Place Volume Along Path ribbon, select Sketch in the Cross-Section box.
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On the ribbon, click Cross-Section .
The Edit Path ribbon displays. The start point of the volume path displays in green and a yellow point displays at the cursor.
The start point is also the cardinal point of the sketched cross-section.
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To show the cross-section plane in 2D in the graphic view, click Show Cross-Section View .
The view moves to display the 2d plane of the cross-section. The start/cardinal point continues to display.
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Click to create points and segments that define the cross-section. Click the starting point of the cross-section to close the cross-section.
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Click Finish.
Finish is not available until you close the cross-section by clicking the starting point.
A preview of the volume displays.
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After you place a segment of the cross-section by defining two points, you can click Edit on the ribbon to change the segment.
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To manually set the angle and length for a segment of the cross-section, change the values in the Angle and Length boxes on the ribbon.
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The properties for a sketched cross-section include coordinates, turns, and related turn values, if applicable. You cannot modify the properties of a sketched cross-section on the Compartment Volume Properties dialog. Instead, you must make changes to the path that defines the cross-section sketch. See Modify a sketched cross-section.