(1) draft 33*33cm 1 square foot
② Sketch 45*33cm 1.4 square feet
(3) Four feet three open 68*45cm 2.8 square feet
(4) Four by four 68 * 68 cm 4 square feet
(5) Four-legged bucket square 68*68cm 4 square feet
(6) Four-legged divider 34* 136cm 4 square feet
(7) Four-foot paper 68* 136cm 8 square feet
(8) A five-foot paper is 81*155cm11.5 square feet.
(9) Six-foot paper is 96* 178cm 15.6 square feet.
(10) Eight-foot paper 122*244cm 27 square feet
(1 1) Zhang Er whole paper 144*366cm 48 square feet.
(12) The whole paper in Liu Zhang is 200*498cm 92 square feet.
1, length * width *9= square feet (for example, four-foot paper 1.36m*0.68m*9=8.32 square feet. Basis: 1 m2 equals 9 square feet, and the calculation unit is meters. )
2. Length * width /0. 1089= square feet (for example, four-foot paper1.36m * 0.68m/0.1089 = 8.4 square feet). In centimeters, according to: 33cm * 33cm = 1089cm2)
Extended data
Xuan paper is generally divided into three feet, four feet, five feet, six feet, eight feet and two feet, and now there are special formats. The ruler in calligraphy and painting calculation is different from the ruler measured now. It refers to the Lu Banchi invented by Luban, the originator of China carpenter. Take a four-foot poster as an example. Its scale is 68x 137 cm. If it is trisection or trisection, it means trisection. Generally speaking, the whole four-foot poster is eight square feet, and if it is divided, it is four square feet, and each square foot is about 33x33.
Vertical axis is one of the most common forms of painting and calligraphy mounting in China. Generally, the painting center is mainly straight, and the painting center 4' 3 or 4' 6 is 3 square feet or 1 square foot and a half. Those exceeding these two specifications are priced according to the actual area.
The square of the banner is determined by its length. If the width is less than 1 ft, it is still calculated as 1 ft. If it exceeds 1 ft, it will be calculated according to the actual area. For example, if it is 3 feet long and 8 inches wide, it is calculated as 3 square feet. 4 feet long, 1.5 feet wide, calculated as 6 square feet.