Particles that form a sedimentary rock by accumulating are called sediment. Before being deposited, sediment was formed by weathering and erosion in a source area, and then transported to the place of deposition by water, wind, ice, mass movement or glaciers which are called agents of denudation.
A cuboid is a box-shaped solid object. It has six flat sides and all angles are right angles. And all of its faces are rectangles.
1 It is a closed shape. 2  Two of the lines are parallel. 3  It is a simple quadrilateral-meaning the sum of it's angles is 360 degrees. 4  A Trapezoid is a Trapezoid and cannot be named anything else.