Apple Pages 2 - Manual (Page 233)

Chapter 11 Printing and Exporting Your Document to Other Formats 233
 A curved or polygonal shape isn’t editable.
 A custom shape is converted to a predrawn shape.
 Formulas in table cells are removed, and the last calculated value is displayed.
 Number formatting isn’t supported, so the last calculated value is displayed with the
formatting directly applied.
 3D charts are converted to 2D charts.