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AIEEE 2009

JEE Main 2009 Mathematics question on Three Dimensional Geometry

A line with positive direction cosines passes through the point P(2,−1,2)P(2, -1, 2) and makes equal angles with the coordinate axes. The line meets the plane 2x+y+z=92x + y + z = 9 at point QQ. The length of the line segment PQPQ equals
  1. A.
    1
  2. B.
    2\sqrt{2}
  3. C.
    3\sqrt{3}
  4. D.
    2
Show answer

Correct option: C

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