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The centroid of an equilateral triangle is (0, 0). If two vertices of the triangle lie on  then one of them will have its coordinates

a)

b)

c)

d)

None of these



Question ID - 52947 | SaraNextGen Top Answer

The centroid of an equilateral triangle is (0, 0). If two vertices of the triangle lie on  then one of them will have its coordinates

a)

b)

c)

d)

None of these

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

Let the vertices ‘ ’ and ‘ ’ lie on the given line. Then,

. Equation of  is

 (for point )

Also,  for the coordinates of  and . Using parametric equation of line, we get

and 

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