how do I delete back up files pictures from my glalxy 10.1 tablet?

[AC Question]

Some pictures auto backed up using the picasa app how to i get rid of it?

 

[B. Diddy]

Welcome to Android Central! Use the Photos app (the one with the pinwheel icon) to delete photos in your Google+ Photos/Picasa albums in the cloud.

You can also go to your Google+ Photos webpage on your computer and delete the photos there.