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The line through the points (-2, a) and ...

The line through the points `(-2, a) and (9, 3)`has slope `(-1)/(2)`. Find the value of a.

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The correct Answer is:
`a=17/2`
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PREMIERS PUBLISHERS-CO-ORDINATE GEOMETRY -Exercise 5.2
  1. What is the slope of a line whose inclination with positive direction ...

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  2. What is the slope of a line whose inclination with positive direction ...

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  3. What is the inclination of a line whose slope is 0

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  4. What is the inclination of a line whose slope is 1

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  5. Find the slope of a line joining the points (5, sqrt(5)) with origin

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  6. Find the slope of a line joining the points (sin theta , -cos theta ) ...

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  7. What is the slope of a line perpendicular to the line joining A(5, 1) ...

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  8. Show that the given points are collinear: (-3, -4), (7, 2) and (12, 5)

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  9. If the three points (3, -1), (a, 3), (1, -3) are collinear, find the v...

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  10. The line through the points (-2, a) and (9, 3)has slope (-1)/(2). Find...

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  11. The line thorugh the point (-2, 6) and (4, 8) perpendicular to the lin...

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  12. Show that the given points form a right angled triangle and check whet...

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  13. Show that the given points form a right angled triangle and check whet...

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  14. Show that the given points form a parallelogram: A(2.5, 3.5), B(10, -4...

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  15. If the points A(2, 2), B(-2, -3), C(1, -3) and D(x, y) form a parallel...

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  16. Let A(3, -4), B(9, -4), C(5, -7) and D(7, -7). Show that ABCD is a tra...

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  17. A quadrilateral has vertices at A(-4, -2), B(5, -1), C(6, 5) and D(-7,...

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  18. PQRS is a rhombus . Its diagonals PR and QS intersect at the point M a...

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