Question

every one like that girl who were polite ( identify main clause and subrodinate clause

Answer 1

main clause :-
everyone like that girl.

Subordinate clause :-
who was polite.

Hope it helps you friend..

Answer 2

The statement is in the form:

Main Clause + Essential Relative Clause (subordinate clause)

Main clause is: Everyone like that girl

Subordinate clause is: who was polite.

Relative pronoun: Who