Need help with this!!

Answer:
∠ N = 42°
Step-by-step explanation:
the measure of a secant- secant angle is half the difference of the measures of the intercepted arcs , that is
∠ N = [tex]\frac{1}{2}[/tex] ( HE - XP ) = [tex]\frac{1}{2}[/tex] ( 122 - 38)° = [tex]\frac{1}{2}[/tex] × 84° = 42°