What is the length equivalent to 660 feet?

The length equivalent to 660 feet is one furlong. A furlong is a unit of measurement commonly used in horse racing and equestrian contexts, and it is defined as exactly 660 feet or 1/8 of a mile. Understanding this measurement is useful not only in the context of racing but also in other areas where land and distance are of concern.

The other options represent different lengths: one mile is 5,280 feet, one kilometer is approximately 3,280.84 feet, and one yard is 3 feet. By recognizing the specific definition of a furlong as equating to 660 feet, it clarifies the relationship to other distance measurements and their respective conversions.