they have four sides
yes
Like a closed 4-sided figure.
Only 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.
Quadrilaterals are polygons. They can be regular or irregular.
suck it..indians look like poo :0
Not all irregular quadrilaterals share the same properties; however, they all have four sides and angles that are not equal or do not have equal lengths. Irregular quadrilaterals can have varying side lengths and angles, distinguishing them from regular quadrilaterals like squares or rectangles. Examples include trapezoids and general quadrilaterals that do not conform to specific classifications.
Shapes with four sides
A non-regular quadrilateral is a four-sided polygon that does not have all sides and angles equal. This means that the lengths of its sides and the measures of its angles can vary, resulting in various shapes such as trapezoids, parallelograms, and irregular quadrilaterals. Unlike regular quadrilaterals, such as squares and rhombuses, non-regular quadrilaterals lack uniformity in their dimensions.
Because like all quadrilaterals a square has 4 sides and it's a regular quadrilateral because it has 4 equal sides and 4 equal interior right angles.Because like all quadrilaterals it is a 4 sided shape
There are infinite amounts of quadrilaterals that have sides that aren't all equal. In regular quadrilaterals, however there are rectangles and kites that have uneven lengths of sides.
Most non-regular quadrilaterals.