The direction showing side to side (left to right) where it is parallel to the ground

a flat surface that encloses a three-dimensional object

The direction showing up and down where it is perpendicular to the ground

The direction the piece is facing

to place or arrange objects in a straight line or in correct relative positions

two-dimensional shape that can be folded to form a three-dimensional object

a set of values that precisely define a position within a given space or system

standardized units or pieces that can be easily arranged and rearranged

 make an exact copy of something

the lowest part or edge of something, especially the part on which it rests or is supported

A viewpoint or  particular way of viewing something