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.
A parallelogram has 2 pairs of parallel sides. End of story. It can be proved that opposite sides are equal length and diagonals bisect, but thatâs another story. A rhombus is a special case of a parallelogram with all sides being equal. It can be proved the diagonals intersect at right angles. But itâs not part of the definition. Squares and rectangles are rhombi and parallelograms, respectively.