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WAEC Mathematics 2003 Question 41

Question 41

Loci

The locus of points equidistant from two intersecting straight lines PQ and PR is

  1. A.a circle centre P radius Q.
  2. B.a circle centre P radius PR
  3. C.the point of intersection of the perpendicular bisectors of PQ and PR
  4. D.the bisector of angle QPR
Show the answer and explanation

Answer: D (the bisector of angle QPR)

Explanation

Any point on the bisector of angle QPR is the same perpendicular distance from line PQ and line PR.