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Rhombus
A parallelogram with four congruent sides.
Congruent
Having the same size and shape
parallelogram
A quadrilateral whose opposite
sides are parallel and congruent
Quadrilateral
A polygon with four sides
A four-sided shape with all sides having  equal length.

Opposite sides are parallel and opposite angles are equal.
rhombus
diamon shape
Rhombus
Rhombus