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1993 AMC 12 Question 27

AMC12 · 1993 AMC 12

Question 27

The sides of $\triangle ABC$ have lengths $6,$ $8$ and $10.$ A circle with center $P$ and radius $1$ rolls around the inside of $\triangle ABC,$ always remaining tangent to at least one side of the triangle. When $P$ first returns to its original position, through what distance has $P$ traveled?

Question illustration
  1. $10$
  2. $12$
  3. $14$
  4. $15$
  5. $17$