A 4 sided quadrilateral is only a regular polygon when it is in the shape of a square
No because only a square can be a regular 4 sided quadrilateral.
A square is a regular 4 sided quadrilateral
It is a square
Square and a rhombus * * * * * A rhombus is not a regular quadrilateral (unless it is a square) because being regular requires all sides AND all angles to be equal. So there is only one type of a regular quadrilateral - a square. It may have other names, certainly so in other languages.
Only if the quadrilateral is a square.
A 4 sided quadrilateral is only a regular polygon when it is in the shape of a square
Not always - the only regular quadrilateral is a square and not all four-sided polygons are square.
No because only a square can be a regular 4 sided quadrilateral.
In general, a quadrilateral is not regular. Only the square has all its sides equal AND all its angles equal and so can be called regular.
A square is a regular quadrilateral polygon because it has 4 equal sides and 4 equal right angles
A square is a regular 4 sided quadrilateral
It is a square
Square and a rhombus * * * * * A rhombus is not a regular quadrilateral (unless it is a square) because being regular requires all sides AND all angles to be equal. So there is only one type of a regular quadrilateral - a square. It may have other names, certainly so in other languages.
It is a square
There is only one regular quadrilateral, the square. A regular polygon must have equal sides and equal angles, and in the case of quadrilaterals that is a square.
A square