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1. Ship A is 5 km from L on a bearing of 070° from L. Ship B is 3 km from L on a bearing of 210° from L. Calculate the distance between ship A and ship B. Give your answer to 3 significant figures.
2. (Original post by Dimapetrukhin)
Ship A is 5 km from L on a bearing of 070° from L. Ship B is 3 km from L on a bearing of 210° from L. Calculate the distance between ship A and ship B. Give your answer to 3 significant figures.
You really have no idea? Have you tried to attempt it at all?

Regardless, think about what rules you have learnt that deals with triangles.
Spoiler:
Show
Sine and Cosine Rule. Ring any bells?
You've got two sides of a triangle, and the angle in between.
Which rule do you use?
Spoiler:
Show
You should know...

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