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Questions  >>  CBSE XI  >>  Math  >>  Straight Lines
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Choose the correct answer from the given four options. One vertex of the equilateral triangle with centroid at the origin and one side as x + y – 2 = 0 is
[Hint: Let ABC be the equilateral triangle with vertex A (h, k) and let D (α,β ) be the point on BC. Then 2α+h3=0=2β+k3. Also α+β2=0 and (k0h0)×(1)=1]

(A)(1,1)(B)(2,2)(C)(2,2)(D)(2,2)

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