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If (k, 2-2k), (-k+1, 2k), (-4-k,6-2k), a...

If `(k, 2-2k), (-k+1, 2k), (-4-k,6-2k)`, are collinear, then k =

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The correct Answer is:
`1/2` (or) -1
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AAKASH SERIES-2D-COORDINATE SYSTEM-EXERCISE -1.1 (VERY SHORT ANSWER QUESTIONS)
  1. Find the value of 'a' if the distance between the points (a,2), (3,4) ...

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  2. Find the point on the x-axis, which is equidistant from (7,6) and (-3,...

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  3. Find the retation between x and y, If the point (x,y) is to be equidis...

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  4. Show that the points (2,4),(2,6)(2+sqrt3,5) form an equilateral tria...

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  5. Show that the points (1,3),(3,-1),(-5,-5) form a right angled triang...

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  6. Show that the points (-2,5),(3,-4),(7,10) form a right angled isosce...

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  7. Show that the points (taken in order) (-3,1),(-6,-7),(3,-9),(6,-1) f...

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  8. Show that the points (taken in order) (8,4),(5,7),(-1,1),(2,-2) form...

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  9. Show that the points (taken in order) (3,-2),(7,6),(-1,2),(-5,-6) fo...

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  10. find the area of the triangle formed by the points (1,2),(3,-4) and ...

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  11. find the area of the triangle formed by the points (9,-7),(2,4) and ...

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  12. Find the value of x, if the area of the triangle formed by the points ...

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  13. Find the value of k, if the area of the triangle formed by the points ...

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  14. Show that the following points are collinear. (0,-2), (-1,1), (-2,4)

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  15. Show that the following points are collinear. (-1,7) ,(3,-5), (4,-8)

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  16. Show that the following points are collinear. (0,8/3),(1,3),(82,30)

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  17. Find the value of x for which the points (x, -1) (2,1) and (4, 5) are...

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  18. If (k, 2-2k), (-k+1, 2k), (-4-k,6-2k), are collinear, then k =

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  19. Find the condition for are point (a,0), (h,k), (o,b) where ab ne0 tobe...

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  20. Let the point P lies in the interior of an equilateral triangle with s...

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