If, by square corners, you mean corners that are right angles, then any polygon with four or more sides can have two square corners. Furthermore, apart from near the corners, the lines need even be straight so the shape need not be a polygon. In the limit a semicircle has two right angles.
hi
Rectangle
ssssss
The shape is a square.
the vertices are the corners to the shape, so you count the corners to whatever shape.
A rectangular prism.
This shape has ten sides
what shape has 2 faces 0 edges and 0 corners
square
a boxs lol not
A circle.
The shape is a square.
the vertices are the corners to the shape, so you count the corners to whatever shape.
All square corners are congruent.
a square of course
NO! Then it wouldn't be a square! It would be another shape, definetely not a square!
square idiot
circle: no corner triangle: 3 corners rectangle and square:4 corners pentagon:5 corners
a square a right angle is the L shape at the four corners of the square
rectangle