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WAEC Mathematics 1991 (August) Question 42

Question 42

Triangles and Quadrilaterals

Which of the following about a rhombus may not be true?

  1. A.The diagonals are equal
  2. B.The diagonals bisect the angles through which they pass
  3. C.the diagonals bisect each other
  4. D.The adjacent sides are equal
  5. E.Opposite angles are equal.
Show the answer and explanation

Answer: A (The diagonals are equal)

Explanation

The diagonals of a rhombus are equal only when it is a square; all the other statements are always true.