A cable railway is driven by two large 18 -foot-diameter drive wheels, called sheaves. Because of the figure-eight system used, the cable subtends a central angle of } 270 on each sheave. Find the length of cable riding on one of the drive sheaves at any given time. (See the figure below. Round your answer to one decimal place.)
______ ft

Question

A cable railway is driven by two large 18 -foot-diameter drive wheels, called sheaves. Because of the figure-eight system used, the cable subtends a central angle of } 270 on each sheave. Find the length of cable riding on one of the drive sheaves at any given time. (See the figure below. Round your answer to one decimal place.)
  ______ ft

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