You can use a broken (or interrupted) view in a drawing. Broken views make it possible to display the drawing view in a larger scale on a smaller size drawing sheet. Reference dimensions and model dimensions associated with the broken area reflect the actual model values.
Options for broken views include:
You can specify the gap between the break lines and the extension of the lines beyond the part geometry in Tools, Options, Document Properties, Detailing.
You can specify the line font for the break lines in Tools, Options, Document Properties, Line Font.
You can display dimension lines with a zig-zag by selecting Show dimensions as broken in broken views in Tools, Options, Document Properties, Dimensions.
You can apply the Break View and Un-Break View commands to multiple views.
To create a broken view:
Select
a drawing view and click Break
(Drawing toolbar) or click Insert,
Drawing View, Break.
Set options in the PropertyManager:
Add vertical break line
Add
horizontal break line 
Gap size. Sets the amount of space between the gap.
Break line style 
. Defines
the type of break line.
In views with multiple breaks,
the Break line style must be the
same.
A break line attaches to the pointer.
Click in the view to place the first break line. After placing the first break line, click to place the second break line.
The view is displayed with a gap in the geometry. In addition to model geometry, broken views also support cosmetic threads and axes.
Insert additional break lines if necessary.
Click 
.
To restore a broken view to its unbroken state:
Right-click the broken view, and select Un-Break View.
To modify a broken view:
To change the shape of the break lines, right-click a break line and select a style from the shortcut menu.
To change the position of the break, drag the break lines.
To change the width of the break gap, select a break line and type a value in the PropertyManager.
You can select an Area Hatch in a broken view
only in its unbroken state. You cannot select an area hatch that crosses
a break.