A right-angled triangle PQR PQR\,PQR is shown. The right angle is at vertex QQQ. The side PQ PQ\,PQ has length 11.25 cm and the hypotenuse PR PR\,PR has length 18.75 cm.
Calculate the length of the side QRQRQR.
Practise Edexcel GCSE Maths Pythagoras with exam-style questions for Foundation and Higher tier. 55 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.