6. In a quadrilateral ABCD, which is not a trapezium, it is known that angle DAB = angle ABC = ° 60 . Moreover, angle CAB = angle CBD . Then.which of the following is correct ? (A) AB = BC + CD (B) AB = AD + CD (C) AB = BC +AD (D) AB = AC + AD
6. In a quadrilateral ABCD, which is not a trapezium, it is known that angle DAB = angle ABC = ° 60 . Moreover, angle CAB = angle CBD . Then.which of the following is correct ? (A) AB = BC + CD (B) AB = AD + CD (C) AB = BC +AD (D) AB = AC + AD













