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IKMC 2012 - Grades 5-6 - Self-study Question 24

IKMC · IKMC 2012 - Grades 5-6 - Self-study

Question 24

Rectangle ABCD is cut into four smaller rectangles, as shown in the figure. The four smaller rectangles have the properties: (a) the perimeters of three of them are 11, 16 and 19; (b) the perimeter of the fourth is neither the biggest nor the smallest of the four. What is the perimeter of the original rectangle ABCD?

Question illustration
  1. 28
  2. 30
  3. 32
  4. 38
  5. 40