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2 marksSine and Cosine Rules

CSEC Mathematics · January 2017 · Paper 2 · Question 10(b)(iii)

A ship travels from Akron (A) on a bearing of 030° to Bellville (B), 90 km away. It then travels to Comptin (C) which is 310 km due east of Akron (A). A diagram shows the relative positions.

Calculate, to the nearest degree, the measure of ABC.

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Other parts of this question

  1. 10(a)(i)Calculate, giving reasons for each step of your answer, the measure of HKL[2 marks]
  2. 10(a)(ii)Calculate, giving reasons for each step of your answer, the measure of JÔK[2 marks]
  3. 10(a)(iii)Calculate, giving reasons for each step of your answer, the measure of JÂK.[2 marks]
  4. 10(b)(i)Indicate on the diagram the bearing 030° and the distances 90 km and 310 km.[2 marks]
  5. 10(b)(ii)Calculate, to the nearest km, the distance between Bellville (B) and Comptin (C).[2 marks]
  6. 10(b)(iv)Determine the bearing of Comptin (C) from Bellville (B).[3 marks]

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