Respuesta :

3-D shapes  are 3 diminsions and 2-D is 2 diminsions
3-D shapes stand for Three Dimensional Shapes. Those are shapes with three dimensions. Some 3-D examples are cubes, pyramids, spheres and so on. 
2-D shapes stand for Two Dimensional figures. Those are shapes with only 2 dimensions, which make them flatSome 2-D shapes are Triangles, circles squares and so on.

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