How do you refer to a teacher female?

Answer 1

in French you address a female teacher as 'madame' (or 'mademoiselle' if she is young and unmarried). Her title is 'professeur'

Answer 2

You can refer to a female teacher as "Ms." followed by her last name (e.g., Ms. Smith) or as "Mrs." if you know she is married. Alternatively, you can use "Miss" followed by her last name if you are aware she is unmarried.