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1. |
Q: ABCD is cyclic quadrilateral and O is the center of the circle. If ∠COD = 140o and ∠BAC= 40o, then the value of ∠ BCD is equal to- |
A. | $$70^0$$ |
B. | $$60^0$$ |
C. | $$90^0$$ |
D. | $$75^0$$ |
Answer» B. $$60^0$$ | |