Skip to content / Đến nội dung
ThichHocToan.com

1971 AMC 12 Question 9

AMC12 · 1971 AMC 12

Question 9

An uncrossed belt is fitted without slack around two circular pulleys with radii of $14$ inches and $4$ inches. If the distance between the points of contact of the belt with the pulleys is $24$ inches, then the distance between the centers of the pulleys in inches is:
  1. $24$
  2. $2\sqrt{119}$
  3. $25$
  4. $26$
  5. $4\sqrt{35}$