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1.5 Trigonometry

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Question 14

In triangle ABCABCABC, side AB AB\,AB has length 15 cm, side AC AC\,AC has length 12 cm and angle BAC=60°BAC = 60°BAC=60°.

a.

Find the length of side BCBCBC, giving your answer to 3 significant figures.

[3]
b.

Find the area of triangle ABCABCABC, giving your answer to 3 significant figures.

[2]
Markscheme

1.5 Trigonometry Questions

  1. A Level
  2. /Maths
  3. /1.5 Trigonometry

97 exam-style questions on WJEC A Level Maths 1.5 Trigonometry, covering 1.5.1 Trigonometry, 1.5.2 Trigonometry, 1.5.3 Trigonometry, 1.5.4 Trigonometry, and 1.5.5 Trigonometry. Each one has a worked solution and a mark scheme showing where the marks go.

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