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JAMB Mathematics 2002 Question 29

Question 29

Loci

Find the equation of the set of points which are equidistant from the parallel lines x = 1 and x = 7

  1. A.y = 3
  2. B.x = 3
  3. C.x = 4
  4. D.y = 4
Show the answer and explanation

Answer: C (x = 4)

Explanation

Points halfway between the vertical lines x = 1 and x = 7 lie on the vertical line x = (1 + 7)/2 = 4.