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O-LevelMathematicsVectors and transformations4024/11 · Oct/Nov 2012 · Q244 Marks

The diagram shows the points A (−1, 8) and B (7, 2). [Figure X.X]

  1. (a)Find the coordinates of the midpoint of AB.[1]
  2. (b)(i)Vector BC = (-3 / 4) Find the coordinates of C.[1]
  3. (b)(ii)Given that |vector AB + vector BC| = sqrt(k), find k.[2]

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About this question

Topic
Vectors and transformations, O-Level Mathematics (syllabus 4024). Structured question, 4 marks.
Source
O-Level Mathematics, Oct/Nov 2012 Paper 1 Variant 1, question 24.

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