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2024 AMC 12B Question 22

AMC12 · 2024 AMC 12B

Question 22

Let $\triangle ABC$ be a triangle with integer side lengths and the property that $\angle B = 2\angle A.$ What is the least possible perimeter of such a triangle?
  1. $13$
  2. $14$
  3. $15$
  4. $16$
  5. $17$