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IKMC 2015 - Grades 11-12 - Self-study Question 26

IKMC · IKMC 2015 - Grades 11-12 - Self-study

Question 26

How many noncongruent triangles ABC have positive integer side lengths, angle ABC=90°, and AB=20?
  1. 1
  2. 2
  3. 3
  4. 4
  5. 6