Questions & Answers about В зале показывают фильмы разных жанров.
Зал is a general word for a large room or hall used for some public activity.
Common meanings:
- cinema / auditorium:
- кино́зал – movie auditorium
- в зале показывают фильмы – they show films in the auditorium
- concert / theater hall:
- концертный зал – concert hall
- large room in a building (e.g. in a house, museum, gym):
- спортивный зал – gym hall
- выставочный зал – exhibition hall
In this sentence, from context it usually means a cinema auditorium / cinema hall, i.e. the room where films are shown, not the entire building.
Russian uses different cases after в depending on meaning:
Accusative (answering “куда? / where to?” – direction, movement into):
- в зал – into the hall
- Мы идём в зал. – We’re going into the hall.
Prepositional (answering “где? / where?” – location, no movement):
- в зале – in the hall
- Мы сидим в зале. – We’re sitting in the hall.
Your sentence describes where the films are being shown (location, not motion), so the prepositional case is used: .