The stage is the main performance area and is divided into sections like upstage, downstage, stage left, and stage right to help choreograph actor movement. Key stage components include the proscenium, wings, safety curtain, and red curtain. The house refers to the audience seating areas like the orchestra pit, auditorium, and balconies. Backstage areas that support performances include dressing rooms, the green room for actors, and catwalks, shops, and storage spaces for technical equipment.