The opposite angular points of a square are \[(3,\ 4)\] and \[(1,\ -\ 1)\]. Then the co-ordinates of other two points are [Roorkee 1985]

\[D\,\left( \frac{1}{2},\,\,\frac{9}{2} \right)\,,\,\,B\,\left( -\frac{1}{2},\,\,\frac{5}{2} \right)\]

\[D\,\left( \frac{1}{2},\,\,\frac{9}{2} \right)\,,\,\,B\,\left( \frac{1}{2},\,\,\frac{5}{2} \right)\]

\[D\,\left( \frac{9}{2},\,\,\frac{1}{2} \right)\,,\,\,B\,\left( -\frac{1}{2},\,\,\frac{5}{2} \right)\]

The opposite angular points of a square are \[(3,\ 4)\] and \[(1,\ -\

1.	The opposite angular points of a square are \[(3,\ 4)\] and \[(1,\ -\ 1)\]. Then the co-ordinates of other two points are [Roorkee 1985]
A.	\[D\,\left( \frac{1}{2},\,\,\frac{9}{2} \right)\,,\,\,B\,\left( -\frac{1}{2},\,\,\frac{5}{2} \right)\]
B.	\[D\,\left( \frac{1}{2},\,\,\frac{9}{2} \right)\,,\,\,B\,\left( \frac{1}{2},\,\,\frac{5}{2} \right)\]
C.	\[D\,\left( \frac{9}{2},\,\,\frac{1}{2} \right)\,,\,\,B\,\left( -\frac{1}{2},\,\,\frac{5}{2} \right)\]
D.	None of these
Answer» D. None of these

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The opposite angular points of a square are \[(3,\ 4)\] and \[(1,\ -\ 1)\]. Then the co-ordinates of other two points are [Roorkee 1985]

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