In triangle PQRPQRPQR, the side length QR=25 cmQR = 25\text{ cm}QR=25 cm and PQ=14 cmPQ = 14\text{ cm}PQ=14 cm. The angle QPR=60∘QPR = 60^\circQPR=60∘.
Work out the size of angle PRQPRQPRQ, labeled xxx. Give your answer to 3 significant figures.
Practise Edexcel GCSE Maths The Sine Rule with exam-style questions for Foundation and Higher tier. 39 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.