6. You know that there are three feet in one yard for distance, which is one- dimensional. We could represent this graphically like this: 1 yd == 3 ft 1 yd = Area is two-dimensional. Use the drawings below to show how many square feet are in one square yard. x ft 1 yd ft 7. Volume is three-dimensional. Use the drawings below, and your imagination, to show how many cubic feet are in one cubic yard. y ft 1 yd ft 1 yd 8. Convert 250 ft to cubic yards.