A regular hexagon, of course
A square is a four-sided shape with all sides equal and all angles equal.
an equal sided triangle
It is equal on both sides so there is no difference between the sides !!
A 100-sided shape is called a hectogon or centagon. It is a polygon with 100 straight sides and 100 angles. In a regular hectogon, all sides and angles are equal, creating a symmetrical shape. The internal angles of a regular hectogon total 17,640 degrees, with each angle measuring 176.4 degrees.
quadralateral
triangle
a quadrilateral
A regular 8 sided octagon has eight equal sides.
A 7-sided shape is a heptagon.If all the sides are of equal length and the angles are all equal then it is known as a regular heptagon.
It is an irregular 7 sided heptagon.
A parallelogram is a four sided shape where opposite sides are parallel and equal lengths. If you mean that ALL sides are equal lengths, you are looking for a rhombus.
A scalene triangle.