3D GEOMETRY

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Math for Elementry Teachers

Ved Demi Lawrence

The Number System

Ved Alberta Hosteen

Geometric Concepts

Ved Melissa Mickelson

CSX Video

Ved Richard Rathburn

3.D BODIES

CONVEX: Suevery face of which is a polygon that is centrally symmetric.btopic

REVOLVING BODIES (curved face)

TORUS

CONE

CYLINDRE

SPHERE

high/wide/length

altura/zabalera/luzera

POLYHEDRON (a lot of faces and plane polygones)

IRREGULAR

Pyramid

Prism

Parapellelepipedon

REGULAR

All the faces are regular polygons.

CUBE

Tetrahedron

Octahedron

Dodecahedron

Icosahedron

Revolving body (spining respect an edge)

They have curved faces

PARALLELEPIPED