Let’s learn about "-고 했잖아요”

비싸다고 했쟎아요 : I told that it was expensive

* -고 했잖니 / -고 했잖나 / -고 했잖냐 / -고 했잖어 / -고 했잖아 / -고 했잖나요 / -고 했잖어요 / -고 했잖아요 / -고 했잖습니까 : It is a phase used when the speaker says in a way that resents in a bad mood with being annoying because the listener did not do anything or act that he/she must have done before the current time.