saved pdf to drive

[iMore Question]

i have a document that is in pdf. I opened and noticed a triangle with an arrow, so I clicked on it and it said it save to my drive. Where is my drive and how do i get the pdf when i need it

 

[Tartarus]

The drive you're referring to is most likely iCloud Drive.
You can search in what folder or page it is by swiping left till you land on the widgets page and hitting the search button.