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WAEC Mathematics 2011 Question 40

Question 40

Triangles and Quadrilaterals

The perpendicular bisectors of the sides of an acute-angled triangle are drawn. Which of these statements is correct? They intersect:

  1. A.on one of the vertices.
  2. B.at a midpoint of a side.
  3. C.inside the triangle.
  4. D.outside the triangle.
Show the answer and explanation

Answer: C (inside the triangle.)

Explanation

The perpendicular bisectors meet at the circumcentre, which lies inside an acute-angled triangle.