Hello, rebeccasnarfer!

Code:C N * : P * * : : * * : : * * : : 50 * * : : * * A :10d* *85d: : * * : : * 75d * 22 : :* * : B * : S

The bird flies from to at 22 km/hr: .

Major angle

The wind blows from to at 50 km/hr: .

In , use the Law of Cosines:

. .

Hence: .

Let

Law of Cosines: .

. . Hence: .

Then: .

The bird is flying at km/hr at a bearing of