> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Rectangles

> A rectangle element encloses an area on a machine-readable form; view an example and learn how to add, edit, and delete rectangles in ABBYY FormDesigner.

A **rectangle** is an element of a machine-readable form that encloses an area on a form.

<img src="https://mintcdn.com/abbyy/8aWHPAJyzWmTqglX/images/flexi-capture/form-designer/Frame.gif?s=3bfbb33c00311300954f567bc0c3dd17" alt="" width="116" height="51" data-path="images/flexi-capture/form-designer/Frame.gif" />

## Related topics

* [Adding a Rectangle Element](/flexi-capture/form-designer/element-frame-add)
* [Editing a Rectangle Element](/flexi-capture/form-designer/element-frame-edit)
* [Deleting a Rectangle Element](/flexi-capture/form-designer/element-frame-delete)