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Year 10 Maths Advanced Trigonometry

Cosine Rule

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Question 1
14967

Find the length of BC (1 decimal place)

Trigonometry 14967An oblique triangle for the cosine rule.5.8 cm5.8 cm4.2 cm4.2 cmAACCBB34°34°
3.3
 \(~\text{cm}\) (1 d.p.) 2 marks

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