veronicaokyere221 veronicaokyere221 11-05-2021 Arts contestada The angles x and y, a and b, are verticallyopposite angles. Vertically opposite anglesare equal... Za= Zb and Zx = Zy.11Example 1Find the angles represented by letters in thediagrams below(i)Sz 1089у500otX650(iii)70°