In triangle OAB, M is the mid-point of OA. OH = HJ = JK = KB
S and T divide the line AB into three equal segments.
OM= a and OH = b
(a) Prove that HA. JS and KT are all parallel. (6 marks)
(b) State the ratio KT: JS: HA (1 mark) ​

In triangle OAB M is the midpoint of OA OH HJ JK KB S and T divide the line AB into three equal segments OM a and OH ba Prove that HA JS and KT are all parallel class=