
AB:AC=1:3AB: AC = 1: 3AB:AC=1:3
Calculate the length of CDCDCD.
Calculate the length of BCBCBC.
Practise OCR GCSE Maths Similar Shapes (Lengths) with exam-style questions for Foundation and Higher tier. 28 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.