It is a parallelogram that has 4 sides
equadilateral
Paralellogram
the answer to this question is simple. any shape with more than 10 sides with two exceptions is the number of sides then gon. example: 12 sides= 12-gon, 13 sides=13-gon , etc.
A 2D shape that has four sides and is thirteen letters long is a quadrilateral.
"Parallelogram" or "quadrilateral".
rhombus
Excommunicate is a 13 letter word. It begins and ends with the letter e.
The geometric answer is a rectangle but that does not have 13 letters. The answer is NOT a quadrilateral nor parallelogram because neither of them need have 4 right angles.
The shape with 4 sides is called a quadrilateral. The term "quadrilateral" is indeed 13 letters long. In geometry, a quadrilateral is a polygon with four edges (or sides) and four vertices (or corners).
In the absence of a definition, I'll provide one. What is a 13 letter word for vertical? Answer: perpendicular
Boardinghouse and brainstorming are 13 letter words. The 3rd letter is the letter a.
It could be a quadrilateral or a parallelogram.