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AMO 2025 Secondary 3 (Grade 9) Question 9

AMO · AMO 2025 Secondary 3 (Grade 9)

Question 9

Triangle $ABC$ has vertices $A=(2,9)$, $B=(2,1)$, $C=(8,1)$. Find its inradius.

Question illustration
  1. $4.5$
  2. $2.0$
  3. $1.5$
  4. $1.0$