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CBSE Class 9 Answered

O is the centre of the circle as shown in the figure. Find CBD
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

Take a point E on the circle, join AE and CE.

AEC + ABC = 180o

(Opposite Angles of a cyclic quadrilaterals)

ABC = 130o

ABC + CBD = 180o (linear pair)

130o + CBD = 180o

CBD = 50o

Answered by | 04 Jun, 2014, 03:23: PM
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