1 sq. feet = 144 sq. inchesSo,392 sq. feet = 144 * 392 sq inches = 56448 sq. inchesVolume of cement needed = 56448 sq inches * 4 inch = 225792 cubic inches225792 cubic inches = 1568 cubic feet
21,120 feet=4 miles
4 x 8 = 32 sq ft
174,240 sq feet.
one mile = 5,280 feet, so 4 miles = 21,120 feet.
1 acre = 4840 sq yd = 9 x 4840 = 43560 sq ft. 25000 sq ft = 25000 ÷ 43560 = 0.574 acres (3 dp)
10,890 sq. ft. An acre is 43,560 square feet, divided by 4 = 10,890
1 sq yard = 9 sq feet so 4 sq yards = 36 sq feet. Simple!
4 sq feet
It is 32 square feet.
3000 sq ft * 4 inches = 1000 cubic feet.
1 sq yard = 9 sq feet.17-ft x 14-ft = 238 sq feet238 sq feet = 238/9 = (26 and 4/9) sq yards