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their areas3. Does the graph of y x pass through the origin?A, B, C, D are concyclic points. Find BAC and DcB |
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Answer» In ∆BDC,∠DBC + ∠BCD + ∠BDC = 180°∠BDC = 180° - 100 = 80° As ∆ BDC and ∆ ABC are in same segment therefore.∠BDC = ∠BAC∠BAC = 80° |
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