Canadian Math Kangaroo (Geometry)

Diego Lieban, 3 sept. 2017

Some picked questions from Math Kangaroo contest. These questions can also be played as a quiz on Kahoot ([url]https://create.kahoot.it/#quiz/8b0d2b13-b0bd-4a35-a0a6-be8d883be8a6[/url]).


  • 1. 2009, q. 12 (levels 5-6)
  • 2. 2010, q.17 (levels 5-6)
  • 3. 2013, q. 8 (levels 5-6)
  • 4. 2014, q. 28 (levels 5-6)
  • 5. 2016, q.6 (levels 5-6)
  • 6. Intersection of squares
  • 7. Area of Paralelogram

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2009, q. 12 (levels 5-6)

The quadrilateral ABCD has sides AB = 11, BC = 7, CD = 9 and DA = 3, and it has right angles at A and C. What is the area of this quadrilateral?
– Diego Lieban

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