Answer:
<NKM = 77⁰.
Step-by-step explanation:
< KMN = 1/2 * 116 = 58⁰
<JNK = <KMN = 58⁰
Consider the quadrilateral JKMN:
<NJK = 360 - 103 - 58 - 122 = 77⁰
So < JKN = 180 - 58 - 77 = 45⁰.
<NKM = 122-45 = 77⁰.
