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5 marksGradient of a Straight Line

CSEC Mathematics · January 2005 · Paper 2 · Question 6(a)(i)

A straight line is drawn through the points A (1, 1) and B (5, -2).

Calculate the gradient of the line AB.

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Other parts of this question

  1. 6(a)(ii)Write down the gradient of any line that is perpendicular to AB.[5 marks]
  2. 6(a)(iii)Determine the equation of the line which passes through D (3,2) and is perpendicular to AB. Write your answer in the form: y = mx + c.[5 marks]
  3. 6(b)(i)Draw a triangle with coordinates (2, 1), (3, 3) and (4, 3). Label it A.[7 marks]
  4. 6(b)(ii)Draw the image of triangle A after a reflection in the line y = -1. Label it B.[7 marks]
  5. 6(b)(iii)Draw the image of triangle A after a translation by the vector (2, -4). Label it C.[7 marks]

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