Mark (√) against the correct answer in each of the following:

Two adjacent sides of a triangle are represented by the vectors and The area of the triangle is


Given - Two adjacent sides of a triangle are represented by the vectors and


To find – Area of the triangle


Formula to be used - where and


Tip – Area of triangle and magnitude of a vector is given by


Hence,







i.e. the area of the parallelogram = sq. units

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