In the chapter of coordinate geometry, in section formula , when we have to assume the ratio of dividing a line as k:1 and when as 1:k. . Share with your friends Share 0 Shruti Tyagi answered this Dear student, To find the ratio of the given line you can assume either k:1 or 1:k in both the case you will get the same answer. Regards 0 View Full Answer Rohit Kumar answered this We have to determine the ratio k:1 when we have to find the ratio of the given line . 0