Help I don’t jnderstand

Answer:
54 degrees (vertical angles are congruent)
Step-by-step explanation:
Answer:
54°
Step-by-step explanation:
Angles that are alternate which form a Z are always equal...
Only if there is a transversal between two parallel lines...
A transversal is a line that joins two parallel lines...
Angle 6 is equal to 54°