No. A circle has no corners and a square has four corners. There is no object that has no corners and four corners.
no trees do not have four corners
the four corners of the earth.
four sides and four corners
The Four Corners of Nowhere was created in 1995.
There are four corners on a square.
The Painted Desert is in Arizona just southwest of the Four Corners.
A rectangle has four corners, or vertices
If it is a polyhedron, then four or more faces and four or more corners.
The Four Corners Monument is on the Navajo Reservation.