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Show that the line : through (- 2, 6) ...

Show that the line :
through (- 2, 6) and (4, 8) is perpendicular to the line through (8, 12) and (4, 24).

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MODERN PUBLICATION-STRAIGHT LINES -EXERCISE
  1. Three points P (h, k), Q(x1, y1) and R (x2,y2) lie on a line. Show tha...

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  2. Show that the line : through (0, 0) and (2, 3) is parallel to the li...

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  3. Show that the line : through (- 2, 6) and (4, 8) is perpendicular to...

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  4. Show that the line : through (2, - 3) and (-1, 2) is perpendicular t...

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  5. State whether the two lines of the following problem is parallel, perp...

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  6. State whether the two lines of the following problem is parallel, perp...

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  7. State whether the two lines of the following problem is parallel, perp...

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  8. What is the value of y so that the line through (3,y) and (2,7) is par...

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  9. Without using the pythagorus, show that the points (4, 4), (3, 5) and ...

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  10. Find the values of x for which the points (x, -1), (2, 1) and (4, 5) a...

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  11. If three points A(h,0), B(a, b) and C(0, k) lie on line, show that (a)...

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  12. If points (a, 0), (0, b) and (x, y) are collinear, then write correct ...

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  13. Find the equation of the line, which is parallel to x-axis at a distan...

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  14. Draw the graph of the equations represented by a straight line which i...

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  15. Find the equation of the line, which is parallel to y-axis at a distan...

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  16. Find the equation of the line, which is parallel to y-axis at a distan...

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  17. Find the equation of the line parallel to x-axis and : passing throu...

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  18. Write the equation of the line which is parallel to x-axis and passing...

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  19. Find the equation of the line parallel to x-axis and : has Intercept...

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  20. Find the equations of the lines parallel to axes and passing through (...

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