4.2 The lengths of PA, PR and PB (in this order) for n a geometric seq QUESTION 5 In the diagram alongside, E, F and H are points on ASNM. EF || NH and EGM is a straight line with G on HN and EM. SH: SM = 3:8 2 SE = EN Calculate the numerical value of S EF GH E 4 F G H [9] M (5)​