The victim's father had lodged a complaint at the Khanpur Police Station against two persons, residents of the village, after three-days his daughter went "missing", they said.
The minor girl's body was found last evening in a decomposed state. She had gone missing on March 13, police said.
The postmortem report has stated strangulation as reason for death , Circle Officer Chitranjan Chauhan said.
The matter is being investigated. No one has been arrested yet, he said.