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NDA 2014
Exam
NDA
Year
2014
Subject
Mathematics
Chapter
Three Dimensional Geometry

NDA 2014 · Mathematics · Three Dimensional Geometry

Paragraph : The vertices of a triangle A B C are A(2,3,1),...

Paragraph : The vertices of a triangle ABCA B C are A(2,3,1),B(−2,2,0)A(2,3,1), B(-2,2,0) and C(0,1,−1)C(0,1,-1).
Question : What is the magnitude of the line joining mid points of the sides AC and BC ?

Options

  1. A12\frac{1}{\sqrt{2}} unit
  2. B1 unit
  3. C32\frac{3}{\sqrt{2}} unit
  4. D2 unit

Correct answer

C. 32\frac{3}{\sqrt{2}} unit

Step-by-step solution

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