For the parallelogram OPQR shown in the sketch, \stackrel{¯}{OP} = ai^{\^} + bj^{\^} and \stackrel{¯}{OR} = ci^{\^} + dj^{\^} .The area of the parallelogram is

GATE Civil Engineering (CE) 2012 Solved Paper

Question : 39 of 65

Marks: +1, -0

For the parallelogram OPQR shown in the sketch,

\;{OP}↖{¯} = ai↖{\^} + bj↖{\^}

and

\;{OR}↖{¯} = ci↖{\^} + dj↖{\^}

.The area of the parallelogram is

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