In the given figure, if OA = OB and OC = OD, then △AOD≅△BOC by ____ criterion of congruency.
In figure , if OA = OB, OD= OC then ∆AOD ≅ ∆BOC by congruence rule:
In the given figure, if OA = BO and OC = OD, then, ΔAOD ≅ ΔBOC by __ congruence rule.