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IKMC 2015 - Grades 9-10 - Self-study Question 10

IKMC · IKMC 2015 - Grades 9-10 - Self-study

Question 10

A convex pentagon has n right angles. Which list gives all possible n?
  1. 1,2,3
  2. 0,1,2,3,4
  3. 0,1,2,3
  4. 0,1,2
  5. 1,2