It is: 30*30 = 900 square inches
30 square inches converts to about 193.55 square centimeters.
51 inches wide x 30 inches long = 10.625 square feet.
3 x 30 = 90 square feet. 1 square foot = 144 square inches (12 x 12) So 90 square feet = 12,960 square inches
15 square feet.
30 x 40 = 1200
1200 sq.ft. 30x40=1200
Area calculation: 30 inches by 30 inches = (30 x 30) square inches =900 square inches or, if you want square feet instead: 12 inches x 12 inches (1 square foot) = 144 square inches Take your 900 square inches and divide by 144 to get square feet. 900 / 144 = 6.25 square feet
For area measurements, you multiply the length by the width. Here the calculation gives you an answer of 1,200 square feet.
There is no way to compute the dimension of a rectangle from its area. 40 square inches, you see, could be 1"x40" or 2"x20", or 4"x10", or . . . . . . but they would all be 40 square inches.
It is: 30*30 = 900 square inches
30 square inches converts to about 193.55 square centimeters.
It is: 24 times 30 = 720 square inches
30" x 30" = 900 square inches.
30 feet by 28 feet equals 840 square feet. 30 inches by 28 inches equals 840 square inches, or 5.833 square feet.
A square with a 30-inch diagonal measurement has sides of 21.21 inches in length.
30 inches by 10 feet = 25 square feet.