A four-sided polygon is a Tetradecagon.
It is a quadrilateral.
It is called a 'polygon'.
A four-sided polygon with four congruent sides and four equal angles is a square
it is called a square
An irregular quadrilateral although there are other definitions
A polygon may have any number of sides. A shape with four sides is a type of polygon called a quadrilateral.
There is no specific name for a four-sided polygon with unequal sides.
quadrilateral
A four-sided polygon is a Tetradecagon.
A quadrilateral is a 4 sided polygon with four angles.
Quadrilateral
It is a quadrilateral.
It is called a 'polygon'.
A four-sided polygon with four congruent sides and four equal angles is a square
A polygon with four sides and four angles is a quadrilateral.
a square...