When they are evenly spaced they are parallel...SYMMETRICAL.
it can be in any shape with even number of sides.
a perfect square; it is an even number of sides (4); and all sides are identical
A pentagon has five sides. They may be equal or not.
Any shape with 10 sides is called a decagon. A regular decagon is a shape with 10 even sides, so you are looking for an irregular decagon.
A trapezoid with even legs is a geometric shape where both of the non-parallel sides (or legs) are of equal length. The parallel sides, on the other hand, are not necessarily equal in length.
An irregular shape is like, when the shape has no even sides.
A quadrilateral is a shape with 4 sides, so a rhombus and parallelogram both have 4 sides.
A geometric shape that has 11 sides is called a "hendecagon" or "undecagon." Both terms are acceptable.
It is equal on both sides so there is no difference between the sides !!
bilateral
A square - or rectangle.
A regular polygon with an even number of sides.