Coordinate Geometry · NDA previous year questions

2014 26 questions

1. Q1172014 · 20 Apr 2014

   For the next three (03) items that follow: The vertices of a triangle ABC are $A(2,3,1)$, $B(-2,2,0)$ and $C(0,1,-1)$. What is the magnitude of the line joining mid points of the sides AC and BC?

   1. A.$\frac{1}{\sqrt{2}}$ unit
   2. B.1 unit
   3. C.$\frac{3}{\sqrt{2}}$ unit
   4. D.2 unit
   Show answer

   Answer: C