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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