11 x 13 inches? if so , then 143sq inches
11 x 12 = 132 inches
If the interior measures 21" x 11" x 9 inches then the volume is 2,079 cubic inches.
4 x 12 = 48 + 11 = 59 inches
It depends on 7 x 11 what. Inches, miles, centimetres, feet, ...
Side Surface area = 2 x Pai x radius x height = 2 x 3.14 x 11 x 11 = 759.88 = 760 SQ inch
The volume of a suitcase with the dimensions of 15 inches x 14 inches x 11 inches is 2310 inches3.
it's about 11 x 10 inches
37" x 7" x 11 inches is 2,849 cubic inches. One liter is 61.02 cubic inches. Therefore; 2,849 cubic inches = 2,849 / 61.02 = about 46.7 liters or about 12.3 US gallons.
8 1/2 x 11 inches
22 = 2 x pi x r 11 = pi x r r = 11/3.1415 = 3.501 inches
Volume = 11inches x 6inches x 4.5inches = 297 cubic inches