1 Square footage: To measure commercial square footage, multiply the length of the room in feet by its width. 2  For example, a room that is 12 feet (3.7 m) long by 12 feet (3.7 m) wide is 144 square feet (13.4 square m).3  12x12=144.4  Unusual shapes: Take care when measuring irregularly shaped sections of a room. If the length of the space with the diagonal wall was 10 feet (3.0 m) and its width was 8 feet (2.4 m), the square footage of the area would be 40 feet (3.7 square m). 2  That is because the wall cuts the total square footage, which would have been 80 if the room had no wall intersecting it, in half. 3  10x8=80 and 80/2=40.
Before he reaches a black belt there are many different colors such as yellow, blue, green, etc. When I started my karate training in early 60âs there were only two colors before black. They were white and brown. If I remember correctly I started from Mu-kyu (no kyu) and with the first exam I became 6th kyu.
The program uses an advancement system of colored belts similar to that of most martial arts. 1  The different levels of belts are: 2  Tan belt, the lowest color belt and conducted during entry level training, signifies the basic understanding of the mental, physical, and character disciplines.