nabilarizwan0987 nabilarizwan0987 14-12-2022 Mathematics Answered OAYB is a quadrilateral. OA=3 a O B=6 b (a) Express A B in terms of a and b. Question 1b X is the point on A B such that A X: X B=1: 2 and B Y=5 a-b *(b) Prove that O X={2}/{5} O Y