Need help cropping

[Patri444166]

Hi guys!! I'm new here ... I am new to paint.net and would love to clarify a question. How can I crop the photo and make the border the same as the example? Thanks

 

Edited March 7, 2018 by Ego Eram Reputo
Expanded thread title.

[BoltBait]

How to crop a photo:

 

1. Select the part of the photo you wish to keep.  You can use any of the selection tools:    

2. Press the Crop button: 

[Patri444166]

Ok. But how do I do the wave effect? 

Is there a picture and the white part?

Thanks

[Zagna]

2 hours ago, Patri444166 said:

Ok. But how do I do the wave effect? 

 

[Patri444166]

Thanks Zagna!!