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If the centroid of the triangle forme...

If the centroid of the triangle formed by the points `(3,\ -5),\ (-7,\ 4),\ (10 ,\ -k)` is at the point `(k ,\ -1)` , then `k=` `3` (b) `1` (c) `2` (d) `4`

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RD SHARMA-COORDINATE GEOMETRY-All Questions
  1. The distance of the point (4,\ 7) from the x-axis is 4 (b) 7 (c)...

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  2. The distance of the point (4,\ 7) from the y-axis is 4 (b) 7 (c)...

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  3. If P is a point on x-axis such that its distance from the origin is...

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  4. If the point P(x ,\ y) is equidistant from A(5,\ 1) and B(-1,\ 5...

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  5. If points A(5,\ p),\ \ B(1,\ 5),\ \ C(2,\ 1) and D(6,\ 2) form a sq...

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  6. The coordinates of the circumcentre of the triangle formed by the p...

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  7. The coordinates of a point on x-axis which lies on the perpendicula...

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  8. If the centroid of the triangle formed by the points (3,\ -5),\ (-7...

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  9. If (-2,\ 1) is the centroid of the triangle having its vertices at ...

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  10. The coordinates of the fourth vertex of the rectangle formed by the...

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  11. The length of a line segment joining A(2,\ -3) and B is 10 units...

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  12. The ratio in which the line segment joining P(x1,\ y1) and Q(x2,\ y...

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  13. The ratio in which the line segment joining points A(a1,\ b1) and B...

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  14. If the coordinates of one end of a diameter of a circle are (2,\ 3)...

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  15. The coordinates of the point P dividing the line segment joining...

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  16. In Fig. 14.52, the area of A B C (in square units) is (FIGURE) ...

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  17. The point on the x-axis which is equidistant from points (-1,\ 0) a...

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  18. If A(4,\ 9),\ \ B(2,\ 3) and C(6,\ 5) are the vertices of A B C , ...

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  19. If P(2,\ 4),\ \ Q(0,\ 3),\ \ R(3,\ 6) and S(5,\ y) are the vertices...

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  20. If A(x ,\ 2),\ \ B(-3,\ -4) and C(7,\ -5) are collinear, then the...

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