Yes every square is a regular polygon.
octahedron is a regular square bipyramid but a square bipyramid can be non-regular
regular
Yes, a square is a regular polygon because all of its sides are equal.
In general, a diamond shape is neither a square nor a regular polygon. Only in an extreme form is it a square and therefore a regular polygon.
regular
square
yes because it is a square
A square is a regular quadrilateral.
It is a square
A square.
A Square is a polygon that is always regular.