In the diagram, JKM JKM\,JKM and JLN JLN\,JLN are similar triangles with KM KM\,KM parallel to LNLNLN.

JK:JL=1:2.5JK:JL = 1:2.5JK:JL=1:2.5 KM=12 cmKM = 12\text{ cm}KM=12 cm JK=10 cmJK = 10\text{ cm}JK=10 cm
Calculate the length of LNLNLN.
Calculate the length of KLKLKL.
Practise Edexcel GCSE Maths Similar Shapes (Lengths) with exam-style questions for Foundation and Higher tier. 28 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.