A quadrilateral is any figure with 4 sides. A parallelogram is a special type of quadrilateral in that it's opposite sides are parallel to each other. read more
Parallelogram vs Quadrilateral . Quadrilaterals and parallelograms are polygons found in Euclidean Geometry. Parallelogram is a special case of the quadrilateral. Quadrilaterals can be either planar (2D) or 3 Dimensional while parallelograms are always planar. Quadrilateral. Quadrilateral is a polygon with four sides. read more
The difference between a parallelogram and a rhombus is that a parallelogram is a quadrilateral whose opposite sides are parallel to one another regardless of how many sides the figure has, and a rhombus is a parallelogram that has four sides with two opposites sides that are equal to one another. read more
A quadrilateral is any figure with 4 sides. A parallelogram is a special type of quadrilateral in that it's opposite sides are parallel to each other. read more