Q. 14.4( 119 Votes )
Given a parallelogram ABCD. Complete each statement along with the definition property used.
(i) In a parallelogram, opposite sides are equal in length
AD = BC
(ii) In a parallelogram, opposite angles are equal in measure
∠DCB = ∠DAB
(iii) In a parallelogram, diagonals bisect each other
Hence, OC = OA
(iv) In a parallelogram, adjacent angles are supplementary to each other
m ∠DAB + m ∠CDA = 180°
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