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One vertex of the equilateral triangle w...

One vertex of the equilateral triangle with centroid at the origin and one side as `x+y-2=0` is

A

(-1,-1)

B

(2,2)

C

(-2,2)

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
D
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ML KHANNA-RECTANGULAR CARTESIAN CO-ORDINATE SYSTEM AND THE STRAIGHT LINE-PROBLEM SET(4)(MULTIPLE CHOICE QUESTIONS)
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  3. One vertex of the equilateral triangle with centroid at the origin and...

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  7. The equation of two equal sides of an isosceles triangle are 7x - y + ...

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  8. The equations of the lines through (-1,-1) and making angle 45a with t...

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  9. A ray of light coming from the point (1,2) is reflected at a pont A on...

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  11. The equation of the bisector of the acute angle between the lines 3...

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  12. Let P=(-1,0),Q(0,0) and R=(3,3sqrt(3)) be three points. Then the equat...

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  13. Area of Delta formed by line x+y=3 and / bisectors of pair of straight...

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  14. The equation of the line whilch bisects the obtuse angle between the l...

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  15. The vertices of a triangle ABC are (1,1),(4,-2) and (5,5) respectively...

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  16. The vertices of a triangle are A(-1,-7), B(5,1) and C(1,4). The equati...

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  17. The equation(s) of the bisectors(s) of that angles between the lines x...

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  18. The bisector of the acute angle formed between the lines 4x-3y+7=0 and...

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  20. OrthocentreH: It is the point of intersection of altitude of a triangl...

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