280px|thumb|The rhombus has a square as a special case, and is a special case of a Kite (geometry)|kite and [[parallelogram.]]
A rhombus is a four-sided shape where all four sides are equal in length and opposite sides are parallel to each other. It's a useful geometric form that includes the square as a special case and serves as a building block for understanding other shapes like kites and parallelograms.
AI-generated from the Wikipedia summary — may contain errors.
via Wikipedia infobox
{{Infobox Polygon | name = Rhombus | image = rhombus.svg | caption = A rhombus in two different orientations | type = quadrilateral, trapezoid, parallelogram, kite | edges = 4 | symmetry = Dihedral (D2), [2], (*22), order 4 | coxeter = | schläfli = { } + { }{2α} | area = K = \frac{p \cdot q}{2} (half the product of the diagonals) | dual = rectangle | properties = convex, isotoxal}} 280px|thumb|The rhombus has a square as a special case, and is a special case of a Kite (geometry)|kite and [[parallelogram.]]
In geometry, a rhombus (: rhombi or rhombuses) is an equilateral quadrilateral, a quadrilateral whose four sides all have the same length. Other names for rhombus include diamond, lozenge, and calisson.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).