IB Math HL Trigonometry Test 2 2013 P2 Q1

IB Math HL Trigonometry Test 2 2013 P2 Q1

IB Year 6 | Grade 12

5 marks

In triangle \(ABC\), \(\angle ABC=30^\circ\), \(AB=6\text{ cm}\), and \(AC=3\sqrt2\text{ cm}\). Find the possible lengths of \(BC\).[5]

Solution:

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Answer:\(BC=3\sqrt3+3\text{ cm}\) or \(BC=3\sqrt3-3\text{ cm}\).

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