1. In the given figure, OD is the bisector of ∠AOC, OE is the bisector of ∠BOC and OD ⊥ OE. Show that the points A, O and B are collinear. 1. In the given figure O and B are collinear. OD is the bisector of ∠AOC OE is the bisector of ∠BOC and OD [...]