Texas Arizona California & New Mexico
as they share the Mexican boundary in common
however they also share it in common with half a dozen Mexican states
so it should be noted that the question & answer are defective in this regard
moreover the question probably does not intend this answer at all
but rather appears to refer to a single boundary point known as the four corners
which is shared in common by Utah Arizona Colorado & New Mexico
so it should also be noted that a boundary & a boundary point are not quite the same thing
since a boundary is generally defined & considered as a line rather than only a single point
Four states in Nigeria share a boundary with Cameroon. These states are Adamawa, Taraba, Cross River, and Akwa Ibom. The border between Nigeria and Cameroon is significant for trade and cultural exchange between the two countries.
Missouri Mississippi Massachusetts Maryland
The four states that share a common corner are Arizona, Colorado, New Mexico, and Utah. This unique meeting point is often referred to as the "Four Corners" and is the only point in the United States where the boundaries of four states intersect. The shape formed by these states at this corner resembles a small square or a rectangle, depending on the perspective.
Colorado, New Mexico, Utah, and Arizona are the states.
Utah, Colorado, Arizona, and New Mexico share a common border point in the US southwest.
The four corners, where southwest Colorado, northwest New Mexico, northeast Arizona and southeast Utah all have a common boundary at a single point.
Four states can share a corner at a point known as a "quadric point." In the United States, an example of this is the Four Corners Monument, where Arizona, Colorado, New Mexico, and Utah meet. At this point, visitors can stand in four states at once, making it a unique geographical feature.
The two States share a common border at the Four Corners Monument which is about a 400 mile drive from Colorado Springs.
Four common factors.
All states share four important characteristices. These characteristics are population, territory, sovereignty, and government. Although all of these things would be different within the state, all states have these characteristics.
The four States are: # Maryland # Massachusetts # Mississippi # Missouri
Utah, Colorado, Arizona, New Mexico