SOLUTION: A jet left a town and travelled 30km on the bearing of 060°. It then flies south until it is 50km from the starting point .How far south did it go. leave your answer in surd form.

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Question 1157899: A jet left a town and travelled 30km on the bearing of 060°. It then flies south until it is 50km from the starting point .How far south did it go. leave your answer in surd form.
Answer by Edwin McCravy(20065) About Me  (Show Source):
You can put this solution on YOUR website!

The jet flies from A to B, and AB=30 km. Then from B to C, which is x km,
and AC = 50 km.
We use the law of cosines. We could have used the law of sines. Maybe
that would have been easier.

Edwin