How do you say in a in French?

Answer 1

dans un, dans une

I saw him get in a car = je l'ai vu monter dans uneauto

he was in a state of confusion = il était dans un état de confusion

you wrap the candy in a paper = vous envelopez le bonbon dans un papier

Answer 2

A in French is "Ah"

Or do you mean the article, such as a boy, a girl, a house? In that case, it's un for masculine nouns and une for feminine nouns.

Answer 3

a. you say a just like you would say it in English.