![arcgis desktop - How to create a text box with inverted rounded corners - Geographic Information Systems Stack Exchange arcgis desktop - How to create a text box with inverted rounded corners - Geographic Information Systems Stack Exchange](https://i.stack.imgur.com/td87c.png)
arcgis desktop - How to create a text box with inverted rounded corners - Geographic Information Systems Stack Exchange
I have four corners, four equal sides and all four interior angles are right angles. What shape am I ?
![Request: Rectangle with inverted rounded corners. - Paint.NET Discussion and Questions - paint.net Forum Request: Rectangle with inverted rounded corners. - Paint.NET Discussion and Questions - paint.net Forum](http://img114.xooimage.com/files/4/2/3/inverted-corners-5707de6.png)
Request: Rectangle with inverted rounded corners. - Paint.NET Discussion and Questions - paint.net Forum
![Editing the corners of a Live Shape | Working with Basic Shapes in Adobe Illustrator CC (2014 release) | Peachpit Editing the corners of a Live Shape | Working with Basic Shapes in Adobe Illustrator CC (2014 release) | Peachpit](https://www.peachpit.com/content/images/exc01_9780133905656/elementLinks/03fig13.jpg)