Consider the points on the diagram P, M and S where S denotes the south cardinal point. Angle PMS is 50°.

Using the diagram, find the true bearing of P from M.
Please directly answer the question and provide the final value, e.g., 1, 2.5, 300.
Question: Consider the points on the diagram P, M and S where S denotes the south cardinal point. Angle PMS is 50°.

Using the diagram, find the true bearing of P from M.
Please first conduct reasoning, and then answer the question and provide the final value, e.g., 1, 2.5, 300, at the end.
Question: Consider the points on the diagram P, M and S where S denotes the south cardinal point. Angle PMS is 50°.

Using the diagram, find the true bearing of P from M.