3D Shapes

Ashlyn Clar 3period 1-15-14

Three-Dimensional Shapes- or 3D because there are three dimensions: width, depth and height.



Polyhedron- is a three-dimensional solid figure in which each side is a flat surface.

Non-Polyhedra-if any surface is not flat.

Prism- has flat sides and the same cross section all along its length.

Pyramid- is made by connecting a base to an apex.

Cone- is made by rotating a triangle.

Cylinder-a solid geometric figure with straight parallel sides and a circular o section.

Sphere-denoting a structure or region of spherical form, esp. a region around the earth.

Torus-a surface or solid formed by rotating a closed curve, esp. a circle, around a line that lies in the same plane but does not intersect it.

Net-A pattern that you can cut and fold to make a model of a solid shape.

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