The diagram shows a cyclic quadrilateral PQRS with its diagonals intersecting at K. Which of…

Mathematics WAEC 2011

The diagram shows a cyclic quadrilateral PQRS with its diagonals intersecting at K. Which of the following triangles is similar to triangle QKR?

  • \(\bigtriangleup\) PQK
  • \(\bigtriangleup\) PKS checkmark
  • \(\bigtriangleup\) SKR
  • \(\bigtriangleup\) PSR

The correct answer is: B

Explanation

It is angle PKS, angles in the same segment. Therefore, PKS is congruent with QKR

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