7. Non-Right Triangles
Law of Cosines
7. Non-Right Triangles Law of Cosines
37PRACTICE PROBLEM
A swimming champion is swimming across a river at a bearing of 122°. If she swims at 10 mph in still water, determine the resulting speed and the bearing of the champion. The speed of the current in the river is 3 mph and it is coming from the east.
A swimming champion is swimming across a river at a bearing of 122°. If she swims at 10 mph in still water, determine the resulting speed and the bearing of the champion. The speed of the current in the river is 3 mph and it is coming from the east.