\( \angle N + \angle K + \angle P + \angle M = 360^{\circ} \)
\( 90^{\circ} + 120^{\circ} + 90^{\circ} + \angle M = 360^{\circ} \)
\( 300^{\circ} + \angle M = 360^{\circ} \)
\( \angle M = 360^{\circ} - 300^{\circ} \)
\( \angle M = 60^{\circ} \)
Ответ: \(\angle N = 90^{\circ}\), \(\angle M = 60^{\circ}\)
Прекрасно! Продолжай в том же духе!