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Without using Pythagoras theorem, show t...

Without using Pythagoras theorem, show that `A(4,4),\ B(3,5)a n d\ C(-1,-1)` are the vertices of a right angled triangle.

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RD SHARMA ENGLISH-THE STRAIGHT LINES -All Questions
  1. Find the slope of a line which passes through points (3,2) and (-1,5).

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  2. Determine x so that 2 is the slope of the line through (2,5) and (x ,3...

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  3. Without using Pythagoras theorem, show that A(4,4),\ B(3,5)a n d\ C(-1...

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  4. A quadrilateral has the vertices at the points (-4,2),\ (2,6),\ (8,5)\...

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  5. If the points P(h , k),\ Q(x1, y1)a n d\ R(x2, y2) lie on a line. Show...

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  6. In figure, time and distance graph of a linear motion is given. Two ...

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  7. If points (a ,0),\ (0, b)a n d\ (x , y) are collinear, using the conce...

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  8. Prove that :The diagonals of a rhombus bisect each other at right angl...

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  9. Using the concept of slope, prove that medians of an equilateral tr...

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  10. Prove that that a triangle which has one of the angle as 30^0 cannot h...

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  11. Find the slopes of the lines which make the following angles with the ...

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  12. Find the slopes of the lines which make the following angles with the ...

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  13. Find the slope of a line passing through the following point:\ (-3,2)a...

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  14. Find the slope of a line passing through the following point:(a t1^2,2...

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  15. Find the slope of a line passing through the following point: (3,-5)\ ...

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  16. State whether the tow lines in each of the following are parallel, ...

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  17. State whether the two lines in each of the following are parallel, p...

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  18. State whether the two lines in each of the following are parallel, p...

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  19. State whether the two lines in each of the following are parallel, p...

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  20. Find the slope of a line i. which bisects the first quadrant angle ii....

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