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The centroid of the triangle formed by t...

The centroid of the triangle formed by the lines `x+y-1=0, x-y-1=0, x-3y+3=0` is

A

`(4//3, 1)`

B

`(-4//3,1)`

C

`(8//3, 3)`

D

`(-8//3, 3)`

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-STRAIGHT LINES -EXERCISE 1B
  1. The number of lines that can be drawn through the point (4, sqrt(13)) ...

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  2. The number of lines that can be drawn through the point (4, -5) at a d...

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  3. The centroid of the triangle formed by the lines x+y-1=0, x-y-1=0, x-3...

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  4. The point on the line 2x-3y=5 which is equidistant from (1, 2) and (3,...

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  5. The point on the line 3x+4y=5 which is equidistant from (1, 2) and (3,...

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  6. Let a, b, c and d be non-zero numbers. If the point of intersection of...

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  7. The circumcentre of a triangle with vertices (-2, 3), (2, -1), (4, 0)...

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  8. The circumcentre of the triangle passing through (1,sqrt(3)), (1, -sqr...

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  9. Find the circumcentre of the triangle whose sides are 3x-y-5=0, x+2y-4...

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  10. The circumcentre of the triangle formed by the lines 3x-y-5=0, x+3y-5=...

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  11. The incentre and excentres of the triangle formed by the lines x=0,y=0...

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  12. The incentre and excentres of the triangle formed by the lines 3x+4y=0...

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  13. The incentre of the triangle formed by the lines x+y=1,x=1,y=1 is

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  14. The point equidistant to the lines 4x+3y+10=0, 5x-12y+26=0, 7x+24y-50=...

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  15. The orthocentre of the triangle formed by (1, 0), (2, -4), (-5, -2) is

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  16. The orthocentre of the triangle formed by (0, 0), (3, 1), (1, 3) is

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  17. The orthocentre of the triangle formed by (1,-3),(6,1),(4,-1) is

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  18. The orthocentre of the triangle formed by (2, -1//2), (1//2, -1//2) an...

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  19. The orthocentre of the triangle formed by the lines x-2y+9=0,x+y-9=0,...

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  20. The orthocentre of the triangle formed by the lines x+y=6, 2x+y=4, x+2...

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