Q. 265.0( 3 Votes )

The area of a tri

Answer :

We know that, the area of a triangle with vertices (x1, y1), (x2, y2), (x3, y3) is given by


[given]



Now, expanding along second column, we get


-(k) {-3 – 3} = 18


-k (-6) = 18


6k = 18


k = 3


Hence, the correct option is (b)

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