what type of adjectives are these?

Question

beau
nouveau
vieux

Answer 1

sorry, accidentally clicked it twice..

Answer 2

I think those are Attributive adjectives.

Source:
google

Answer 3

These descriptive adjectives are also preceding adjectives with 5 forms each:
beau, bel, belle, beaux, belles

nouveau, nouvel, nouvelle, nouveaux, nouvelles

vieux, vieil, vieille, vieux, vieilles

Sra (aka Mme)