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Kabir checks the points A(1, 1), B(3, 3) and C(5, 5) with the distance formula. What can he conclude?

Class 10Classifying Shapes by CoordinatesGeometry — Coordinates
  • AThey form an isosceles triangle
  • BThey form an equilateral triangle
  • CThey are collinear
  • DThey form a right triangle

Step-by-Step Solution

AB = , BC = , AC = . Since AB + BC = AC, B lies on segment AC and no triangle is formed.
Answer: C) They are collinear

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