Colorado and Wyoming are the two US states with borders made up of 4 straight lines.
No US State is square shaped.
Four states in the United States have straight line borders: Colorado, Wyoming, Utah, and New Mexico. These straight line borders were established through surveying techniques rather than natural geographical features.
Michigan
Minnesota is the northernmost state in the contiguous US, of which only Alaska is more north. However, Alaska has no borders with other states while Minnesota has 4.
Michigan
Missouri is the state that stands in the middle of the country but borders only 4 other states: Illinois, Kentucky, Tennessee, and Arkansas.
Michigan borders four of the Great LakesMichigabMichigan borders 4 great lakes
Michigan, which borders Wisconsin to the east. It is bordered by 4 of the Great Lakes, namely Lake Superior, Lake Michigan, Lake Erie and Lake Huron. The Grand River measuring 420km runs through it.
The US State of Texas is bordered by 4 other US States (New Mexico, Ocklahoma, Arkansas and Lousiana) and 1 other country (Mexico).
It is the equation of a straight line in the form of: y = 2x+4
the states are : 1 nagaland 2 manipur 3 mizoram 4 arunachal pradesh