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For what value of P, points (2,1),(P, -1...

For what value of P, points (2,1),(P, -1) and (-1,3) are collinear

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The correct Answer is:
P=3
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CBSE COMPLEMENTARY MATERIAL-Co-ordinate Geometry-VERY SHOT ANSWER TYPE QUESTIONS (State True or False)
  1. The point P(-4,2) lies on the line segment joining the points A(-4,6) ...

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  2. The points (0,5) , (0,-9) and (3,6) are collinear.

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  3. For what value of P, points (2,1),(P, -1) and (-1,3) are collinear

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  4. Find the area of Delta PQR, whose vertices are P (-5, 7) , Q (-4, -5) ...

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  5. Find the points of trisectrion of the linear segment joining the point...

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  6. The midpoints of the sides of a triangle are (3, 4) , (4, 1) and (2, 0...

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  7. If the points A(4, 3) and B(x, 5) lie on a circle with the centre O(2,...

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  8. Find the ratio in which the line segment joining the points (6,4) and ...

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  9. Show that the points (-2,3), (8, 3) and (6, 7) are the vertices of a r...

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  10. Find a point on y-axis which is equidistant from the points (5,\ -2...

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  11. Find the ratio in which the y-axis divides the line segment joining...

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  12. Find the co-ordinates of a centroid of a triangle whose vertices are (...

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  13. Find a relation between x and y such that the point (x ,y) is equidist...

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  14. Find the ratio in which the line segment joining the points (1, -3) an...

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  15. What is the value of a if the points (3, 5) and (7, 1) are equidistant...

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  16. Find a relation between x and y if the prints A(x, y), B(-4, 6) and C(...

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  17. Find the area of a triangle whose vertices are (1,\ -1),\ (-4,\ 6)\ a ...

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  18. Name the type of triangle formed by the points A (-5,6) , B (-4,-2) an...

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  19. Find the points on the X-axis which are at distance of 2sqrt(5) from...

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  20. What type of quadrilateral do the points A (2,-2), B (7,3) C(11,-1) an...

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