For the given figure, ABCD is a cyclic quadrilateral with AB as the diameter of the circle. If ∠ADC = 2∠CBA, then find the value of ∠CAB.
1
30∘
2
40∘
3
60∘
4
45∘
For the given figure, ABCD is a cyclic quadrilateral with AB as the diameter of the circle. If ∠ADC = 2∠CBA, then find the value of ∠CAB.