Knowing the area does not let you know what is the size or shape of the room. Normally it will be 8 x 8 feet but it can be many other sizes (e.g: 10 X 6.4 feet, 32 X 2, 4 X 16, 64 X 1, 128 X 0.5 feet....) and it can be a round room or any other shape as well..... Not necessarily symetric.....