Bella needs to rope off a triangular section of a lake for a swim meet. She leaves the docks in her rowboat, rows for 42 meters in one direction, and places the first buoy. She then rows for 28 meters in a different direction and places the second buoy. If the second buoy is 62 meters from the docks, what is the area of the enclosed triangular region? Round the answer to the nearest tenth.
A. 11.5 square meters
B. 490.7 square meters
C. 9,260.9 square meters
D. 9,299.8 square meters