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Trigonometric Ratios

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Question 94

In triangle ABCABCABC, side AB AB\,AB has length k k\,kcm, side AC AC\,AC has length 12cm and ∠BAC=60∘\angle BAC = 60^\circ∠BAC=60∘

a.

Find the length of side BC BC\,BC in terms of kkk.

[3]
b.

Find the area of triangle ABC ABC\,ABC in terms of kkk.

[2]
Markscheme

Trigonometric Ratios Questions

  1. A Level
  2. /Maths
  3. /Trigonometric Ratios

217 exam-style questions on Edexcel A Level Maths Trigonometric Ratios, covering 9.1 The Cosine Rule, 9.2 The Sine Rule, 9.3 Areas of Triangles, 9.4 Solving Triangle Problems, 9.5 Graphs of Sine, Cosine and Tangent, and 9.6 Transforming Trigonometric Graphs. Each one has a worked solution and a mark scheme showing where the marks go.

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