Shape

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Simple English Wiktionary has a dictionary definition (word meaning) for:

shape

Shapes are geometric figures.

[change] Ordinary shapes

[change] 2D shapes

• circles
• squares
• triangles
• ovals
• kites

These are two-dimensional shapes or flat plane geometry shapes. Their sides are made of straight or curved lines. They can have any number of sides. Plane figures made of lines are called polygons. Triangles and squares are examples of polygons.

[change] 3D shapes

• spheres
• cubes
• cones
• pyramids

These are three-dimensional shapes. Their sides are made of flat or curved surfaces.

[change] Special shapes

Some shapes are special. These special shapes either cannot be made in real space, or they look unusual.

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