What is 'Lead Time' Lead time is the amount of time that elapses between when a process starts and its completion. Lead time is examined closely in manufacturing, supply chain management and project management, as companies want to reduce the amount of time it takes to deliver products to the market. The amount of time that elapses between when a process starts and when it is completed.  takes to deliver products to the market.
Quick Answer. A parallelogram is a quadrilateral having two pairs of opposite sides parallel to each other. To draw a parallelogram, make two lines that are parallel to each other and the same length, and then draw two more parallel lines of equal length connecting them into a four-sided shape. Continue Reading.
The rhombus has a square as a special case, and is a special case of a kite and parallelogram. In Euclidean geometry, a rhombus (â), plural rhombi or rhombuses, is a simple (non-self-intersecting) quadrilateral all of whose four sides have the same length.Another name is equilateral quadrilateral, since equilateral means that all of its sides are equal in length.he dual polygon of a rhombus is a rectangle 1  : A rhombus has all sides equal, while a rectangle has all angles equal. 2  A rhombus has opposite angles equal, while a rectangle has opposite sides equal. 3  A rhombus has an inscribed circle, while a rectangle has a circumcircle.