Q. In the adjacent figure if x:y = 11:19. find ∠ D C E . Share with your friends Share 0 Neha Sethi answered this Dear student Let x=11sand y=19 sConsider, △ABD∠ABD+∠BDA+∠DAB=180° by angle sum property of △11s+19s+∠DAB=180°∠DAB=180°-30sSome more information must be given so that we can proceed further because with the given information we cannot solve Regards -2 View Full Answer