Face [feys]
Noun
In any 3D shape that is composed of flat surfaces, each of these surfaces are called a face. The line where two faces meet are considered an edge.
Noun
In any 3D shape that is composed of flat surfaces, each of these surfaces are called a face. The line where two faces meet are considered an edge.
For example, the triangular prism above has 5 faces, 2 of them being a triangle and the other 3 being rectangles. Also in this prism there are 9 edges.
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