Exam-Style Question on Trigonometry
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 285. This question is similar to one that appeared on a GCSE Higher paper in 2017. The use of a calculator is allowed.
The diagram (not drawn to scale) shows a right-angled triangle.
Calculate the length of side BC to three significant figures.
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If you need more practice try the self-checking interactive exercises called Trigonometry.
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