a rectangle
A square or a rectangle
Four sides
A rhombus has four sides of equal lengths. So it is an equilateral polygon. But it is not an equiangular. It's angles are not equal in measure.
That is a rectangle.
A polygon with four sides and four angles is a quadrilateral.
A quadrilateral is a 4 sided polygon with four angles.
The sum of the interior angles of a four-sided polygon is 360 degrees.
A
A polygon with four equal angles and sides is a square.
A four-sided polygon with four congruent sides and four equal angles is a square
A four-sided polygon with all sides congruent and with four right angles is a square.
It is because a cube has four sides and four angles polygons have four sides and four angles.
rectangle
A quadrilateral does.
Four !
a rectangle