Question

If the area of a parallelogram whose diagonals coincide with the following pair of vectors is , then vectors are

Solution

Correct option is

 

If  are diagonals of a parallelogram, then its area is 

 is satisfied by the pair of vectors.   

SIMILAR QUESTIONS

Q1

A unit vector perpendicular to both 

Q2

If  are the position vectors of the vertices ABC of a triangleABC, then the area of triangle ABC is  

Q3

If , then the length of the perpendicular from A to the line BC is 

Q4

The perpendicular distance of the point  from the line joining 

Q5

If the diagonals of a parallelogram are represented by the vectors , then its area in square units is

Q6

If  are three vectors such that  then

Q7

Let  be unit vectors such that . Which one of the following is correct?

Q8

Let  be a unit vector perpendicular to unit vectors  and if the angle between  is α, then  is

Q9

If the vectors  are such that  form a right handed system, then  is

Q10

Let A vector  satisfying