An Octogan.
Then they both will be identical in sides and angles
A rhombus is a shape having two acute angles and four equal sides.
No shape has four equal sides and four different angles - either there are two pairs of equal angles, or all four angles are the same; or all sides are not the same length.
A square is a four-sided shape with all sides equal and all angles equal.
An Octogan.
Angles and sides are congruent when they are identical. A shape with four identical sides and angles is a square.
You are a regular 8 sided octagon
Then they both will be identical in sides and angles
Any regular shaped polygon has equal angles and equal sides
A shape with 4 right angles and 4 equal sides is a square. ==========================
A shape where all the sides are equal and all the angles are equal. If all sides are equal but angles or not, it is equilateral. If it is vice versa, it is equiangular.
A square has 4 equal sides with opposite angles that are equal.
A rhombus is a shape having two acute angles and four equal sides.
Rectangle
No shape has four equal sides and four different angles - either there are two pairs of equal angles, or all four angles are the same; or all sides are not the same length.
A circle?