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The points A(1, 1), B(4, 1) and C(7, 1) are plotted. A student claims they form a triangle.
Is the student correct, and why?

Class 8Plotting PointsCoordinate Geometry
  • ANo, all three lie on one straight line
  • BYes, they form a right triangle
  • CYes, they form an equilateral triangle
  • DNo, two of the points are the same

Step-by-Step Solution

All three points have , so they are collinear on the horizontal line . Collinear points cannot form a triangle.
Answer: A) No, all three lie on one straight line

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