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Coordinate Geometry Problem
by avishek dey - Monday, 7 June 2010, 04:44 PM
 

In the xy-plane, if points (5, 2), (2, 5), and (-2, -5) are the vertex of a parallelogram, how many such parallelograms are possible?
(A) 1
(B) 2
(C) 3
(D) 4
(E) 6

What is the correct answer?

Re: Coordinate Geometry Problem
by Gaurav Verma - Monday, 7 June 2010, 08:12 PM
  ANS :

(B) 2 .
graphical approach
Re: Coordinate Geometry Problem
by Abhirup DebRay - Wednesday, 9 June 2010, 12:46 PM
  option c
Re: Coordinate Geometry Problem
by Rohit AT - Friday, 11 June 2010, 10:46 AM
  i also go by the option (c).
Re: Coordinate Geometry Problem
by sumeet mehrotra - Sunday, 13 June 2010, 05:58 PM
 

Its option (c) only

plot the points on X-Y plane and observe

joining all the points then consider each of three line as a

diagonal of IIgm ,u ll get 3 IIgms

Re: Coordinate Geometry Problem
by G D - Monday, 28 June 2010, 11:59 PM
  ans: C
Re: Coordinate Geometry Problem
by Rajate Tiwari - Thursday, 5 August 2010, 05:28 PM
 
The answer is (c). I totally agree with Sumeet.
Re: Coordinate Geometry Problem
by shrey upadhyay - Monday, 1 August 2011, 03:38 PM
  a
Re: Coordinate Geometry Problem
by ritesh dahiya - Saturday, 8 October 2011, 09:23 AM
  option c
consider 4th vertex in (x,y),(x,-y) and (-x,-y) plane.. you get the answer/....
Re: Coordinate Geometry Problem
by ketav sharma - Monday, 7 November 2011, 07:47 PM
  doesnt it clearly states all are vertex of a single parallelogram ?
if we take any two points we can form infinite number of IIgms ???