i) COB = 270
(angle substained by Same arc)
ii) DBC= 360
(angle subtended by same arc)
iii) DOC = 720
(angle in a ? )
iv) OCA= 630
(base angles of isosceles ?)
v)DEB-630
(angles subtended by same arc)
sharon kalunda answered the question on August 7, 2019 at 10:28
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