What is media ? It’s taking up half of my storage

Media is downloaded music or videos etc...

Settings, general, ipad storage on your ipad. That can give you a breakdown of whats using the most. Select it and then you can delete some stuff you don’t need anymore to free up some space.

Yes

when your in the breakdown an it says say movies 1.2GB or whatever, you can select that and it will say what movies or audio books you have on your ipad. You can individually delete ones you dont use anymore to free room.