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IKMC 2024 - Grades 11-12 - Self-study Question 1

IKMC · IKMC 2024 - Grades 11-12 - Self-study

Question 1

The angles of a triangle are in the ratio 1:3:5. What is its largest angle?
  1. 80°
  2. 90°
  3. 100°
  4. 110°
  5. 120°