Solve the Problem. -A Pier 1250 Meters Long Extends at an Angle from an Angle

Short Answer

Solve the problem.
-A pier 1250 meters long extends at an angle from the shoreline. A surveyor walks to a point 1500 meters down
the shoreline from the pier and measures the angle formed by the ends of the pier. If is found to be 53°. What
acute angle (correct to the nearest 0.1°) does the pier form with the shoreline? Is there more than one possibility?
If so, how can we know which is the correct one?