They key here is to determine what her triggers are and develop coping strategies to manage her emotions better. If you haven’t read The Explosive Child by Ross Greene, please do. If you implement his parenting approach it can change your lives. It’s all about working together instead of the typical authoritarian parenting style.
Another consideration is that she may be struggling with anxiety and/or depression. Both can look like anger on the surface.
ADDitude Community Moderator, Parenting ADHD Trainer & Author, Mom to teen w/ ADHD, LDs, and autism