This is the fourth "question" you've posted here without giving us enough information, although this is slightly better than the last three.
Could you PLEASE tell us more when you ask questions.
The best answer I can give you with the nearly useless question is for you to google for "Jira Agile Burn Down"
I’m a designer on the Jira team. For a long time, I’ve fielded questions from other designers about how they should be using Jira Software with their design team. I’ve also heard feedback from other ...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs