Trigonometry
Trigonometry
Secondary 3
4 marks
From \(A\), \(B\) is \(8.0\) km due east. \(C\) is on a bearing of \(060^\circ\) from \(A\) and lies due north of \(B\). Find \(BC\) and \(AC\), each to \(3\) s.f. (Diagram not drawn to scale).[4]
Solution:
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Answer:\(BC=13.9\text{ km}\), \(AC=16.0\text{ km}\).
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