Two sides of a rhombus are parallel to the lines y=x+2 and y=7x+3. If the diagonals of the rhombus intersect at point (1,2) and vertex A lies on y-axis then coordinates of A are
A
(0,1)
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B
(0,−1)
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C
(0,2)
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D
(0,52)
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Solution
The correct option is B(0,52) Distance between lines AB and CD = distance between lines AD and BC ⇒|2−2λ√2|=|2λ+10√50|⇒λ=0,52 Therefore, the point is (0,52)