Question
In the figure, ABCD is a cyclic quadrilateral with O as
center of the circle If ∠ BOC = 136°, find ∠ OBC.Solution
ATQ, In triangle OBC- ∠ BOC+ ∠ OBC+ ∠ OCB = 180 136 + ∠ OBC+ ∠ OBC = 180 ( OB = OC ) 2 ∠ OBC = 44 ∠ OBC = 22
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