A space 20 feet by 77 inches has an area of 128.33 repeating square feet.
77 inches is the same is 6 5/12 fee or 6.416 repeating feet. Multiply that by 20 to get the area.
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2.78 square feet.
Change inches to feet firstly 382 inches = 382/12 feet = 31.8333 20 inches = 20/12 feet = 1.6667 Then multiply 31.8333 x 1.6667 = 53.056561 so just over 53 square feet
There are 144 square inches in a square foot. Doing the math tells you the answer is 23,040 square inches.
A 20-inch diameter circle contains: 314.16 square inches.
28800 in² to get square area, you multiply length X width so to get 200 square feet you have an area of 20 feet multiplied by 10 feet or 120 inches by 240 inches so 120 inches multiplied by 240 inches equals 28,800 square inches.