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If the mid point of (-4, a) and (2, 8) i...

If the mid point of (-4, a) and (2, 8) is (-1, 5) then a = …….

A

`-4`

B

2

C

5

D

8

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BEYOND PUBLICATION-CO-ORDINATE GEOMETRY-EXERCISE
  1. The mid point of line segment joined by (4, 5) and (-6, 3) is ……..

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  2. The distance to X-axis from the point (3, -4) is ……..

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  3. If the mid point of (-4, a) and (2, 8) is (-1, 5) then a = …….

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  4. The graph of y = 5 is …….

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  5. The distance between (0,7) and (-7,0) is….

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  6. Slope of Y-axis is .....

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  7. The distance from X-axis to (-4,3) is….units.

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  8. The distance from origin to (2, 3) is ……..units

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  9. The distance from Y- axis to (4, 0) is …….. units.

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  10. The mid point of (2, 3) and (-2, 3) is …….

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  11. The centroid of the triangle formed by (0, 3), (3, 0) and (0, 0) is ……...

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  12. Slope of the line that passes through the points P(x(1),y(1)) and Q...

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  13. Slope of the line passing through the points ( - 1 , 1) and ( 1 , 1) i...

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  14. A point on the Y-axis is of form

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  15. A point of the X-axis is of the form

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  16. The distance of the point (- 8 , 3) from the origin is ....

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  17. The distance of the point (- 4 , 3) from X-axis is ....

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  18. The distance of the point ( - 8 , - 7) from y-axis is .....

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  19. The points ( - 3 , 0) , ( 0 , 5) and (3 , 0) are the vertices of a ....

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  20. The distance between the points ( - 2 , 3) and (2 , - 3) is ......

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