Police recovered the body of a madrasha girl in a sack in Bismillah road area adjacent to Launchghat of Pekua upazila on Friday.
The deceased was identified as Ayesha Begum, daughter of Md Jamal. She was a class IX student of Shah Mojidia Madrasha.
Mizanur Rahman, inspector of Pekua Police Station, said police recovered the body from the area at 8am.
Miscreants might have killed her and left the body in the sack, he said adding the details will be known after investigation.