a average laundry room is 20 metres
The average laundry room is 110 sf :D
About 100 square feet is the averge room size for a heater to be used.
The average size of a utility room is around 25 square feet. It provides enough room to store a few belongings but not much more.
In the American home, the average size of a living room is about 250 to 300 square feet. The room is generally slightly rectangular in shape.
27ft by 19ft
There is no information on an internationally average size.
About 20 x 25 is average where I live
6 x 4
about 9 by 7 ft
Industry wide surveys show that the average size of a great room is about 550 square feet. This is variable from about 400 square foot to about 750 square.
Elliptical exercise machines vary in size. However, many are around 5 x 3 feet, so leave at least this much room.