Two-dimensional (2D) shapes are completely flat. They cannot be picked up. A polygon is a 2D shape with straight sides that meet at vertices. Polygons have names that show the number of sides they ...

2D shapes can be described by their sides, their angles and their symmetry. The sides might be equal in length and some might be parallel. The angles could be right angles, but sometimes they are ...

インストール不要でどこからでもアクセスでき、履歴管理やリアルタイムでの共同作業など、クラウドならではの利点を備えたPTC社の3D CAD「Onshape（オンシェイプ）」。無料版が使い放題なのも驚きだが、近年注目を集める […] ...

3D printing, also known as additive manufacturing, has emerged as a groundbreaking technology that is transforming the way we design, manufacture, and interact with physical objects. From creating ...