How to delete a partition on windows

Soppose a partition has been created inside my computer.how do I delete a partition created in my computer I tell you in this blog.image shown below is shown in this drive.I want to tell you how to do this if it.

Step first- open a run and type (diskmgmt.ms) 

disk management is open , right click on it and you will see that there is a click on the delete volumesto delete it form you.