Quelpr
3 marksSine and Cosine Rules

CSEC Mathematics · January 2010 · Paper 2 · Question 11(a)(ii)

PR = 38 metres and QR = 102 metres.

Calculate the distance PQ, giving your answer to the nearest metre.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 11(a)(i)Show that angle PRQ = 126°.[2 marks]
  2. 11(b)(i)Copy and complete the diagram to show the pole SK and the angles of elevation of S from L and M.[4 marks]
  3. 11(b)(ii)a)Calculate, correct to ONE decimal place, the length of KL.[6 marks]
  4. 11(b)(ii)b)Calculate, correct to ONE decimal place, the length of LM.[6 marks]

More practice: the rest of this paper · more Sine and Cosine Rules questions · all CSEC Mathematics past papers