Macbeth Macduff declares that he must kill Macbeth because? macbeth Asked by trina j #645104 on 4/29/2017 2:50 AM Last updated by jill d #170087 on 4/29/2017 3:11 AM
Macduff says that he must kill Macbeth in order to avenge is family. Macbeth was responsible for their murders.