CSEC Mathematics · January 2014 · Paper 1 · Question Q55

In the triangle \cos P may be expressed as

1. (A)\frac{QR}{PR}
2. (B)\frac{QR}{PQ}
3. (C)\frac{PQ}{PR}
4. (D)\frac{PQ}{QR}

This question uses a figure or table from the paper — you'll see it when you practise.