square
The word regular, for polygons, refers to all sides equal length, and all angles equal measure. A scalene triangle by definition, has not two sides equal, and all of the angles are different measure.
A square is a four-sided shape with all sides equal and all angles equal.
The rectangle
Its a diamond :]
A rhombus
A hexagon has all six sides in equal length and all angles in equal measure.
If a shape has equal angles and side lengths then it is known as a regular polygon
isosceles triangle has two sides equal in length and two angles of the same measure;
The word regular, for polygons, refers to all sides equal length, and all angles equal measure. A scalene triangle by definition, has not two sides equal, and all of the angles are different measure.
A rhombus has four sides of the same length, and a rectangle has four angles of the same measure. A square has equal sides and equal angles.
Any regular shaped polygon has equal angles and equal sides
A square is a four-sided shape with all sides equal and all angles equal.
The rectangle
A rhombus.
Its a diamond :]
A rhombus
It is an 8 sided polygon - a plane shape bounded by 8 straight lines of equal length. The angles need not be of the same measure.