Question

The perpendicular distance of the point  from the line joining 

Solution

Correct option is

Let ABC be a triangle and let  be the position vectors of its verticesABC respectively. Let CM be the perpendicular from C on AB. Then, 

Also,

          

  

  

SIMILAR QUESTIONS

Q1

 is equal to 

Q2

A unit vector perpendicular to the plane of  and  is 

Q3

The number of vectors of unit length perpendicular to the vectors  

Q4

A unit vector making an obtuse angle with x-axis and perpendicular to the plane containing the points  also makes an obtuse angle with

Q5

 is a unit vector such that 

Q6

 then a unit vector normal to the vectors  

Q7

A unit vector perpendicular to both 

Q8

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

Q9

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

Q10

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