A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...
Plans and elevations are 2D drawings of a 3D shape when looked at from different perspectives. Isometric close isometricA method of drawing a 3D shape from a specific perspective. dot paper is used to ...
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