ABCD is a cyclic quadrilateral and AB is the diameter of the circle. If ∠ADC = 140°, then what is the value (in degrees) of ∠BAC?

ABCD is a cyclic quadrilateral and AB is the diameter of the circle. I

1.	ABCD is a cyclic quadrilateral and AB is the diameter of the circle. If ∠ADC = 140°, then what is the value (in degrees) of ∠BAC?
A.	50
B.	70
C.	120
D.	45
Answer» B. 70

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ABCD is a cyclic quadrilateral and AB is the diameter of the circle. If ∠ADC = 140°, then what is the value (in degrees) of ∠BAC?

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