Square miles are a unit of area, and not distance; the correct unit is just plain miles. Alaska is the state closest to being 1,000 miles long.
Rhode Island is 40 miles long and approximately 30 miles wide. It is 1,545 square miles with about 1000 square miles of coastline.
The state of Missouri is 300 miles long and 240 miles wide. The state covers a total of 69,705 square miles.
1,000 square miles: -- a square 31.6 miles on every side -- a circle 35.7 miles in diameter -- an equilateral triangle 48.1 miles on every side -- a rectangle 100 miles long and 10 miles wide -- 640,000 acres -- 3,097,600,000 square yards -- 27,878,400,000 square feet
The state of Wisconsin is 54,314 square miles of land area. The state is 310 miles long and 260 miles wide.
Washington state is approximately 240 miles wide and 360 miles long, totaling an area of about 71,362 square miles.
57,918 square miles [Illinois is the 25th biggest in the USA]
For example, a square of 1000 miles on side would have such an area. Or a rectangle that is a million miles long, and 1 miles wide, etc.
The state of Washington is 71,303 square miles, of which 66,528 square miles are land areas and 4,721 square miles are water.
240 miles wide 360 miles long 71,300 square miles in area
The size of Nevada is 109,826 square miles
The state of Maryland is 90 miles long. It is about 250 miles wide. It is 10,455 square miles in size.
Long Island, New York, USA - 1,401 square miles land area.