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3-D Geometry

3D Figures Study Guide

 

 

Vocabulary Word

Definition

Example

Three Dimension Figure

 

 

Face

 

 

Edge

 

 

Vertex

 

 

Net

 

 

Prism

 

 

Pyramid

 

 

Surface Area

 

 

Volume

 

 

Rectangular Prism

 

 

Triangular Prism

 

 

Cube

 

 

3D Figures:  Know how many faces, edges, and vertices each figure has.  Also, know what the net looks like.

Name

# of Faces

# of Edges

# of Vertices

Net

Cube

 

 

 

 

Rectangular Prism

 

 

 

 

Triangular Prism

 

 

 

 

Triangular Pyramid

 

 

 

 

Square Pyramid

 

 

 

 

 

SURFACE AREA:

  • Be able to define surface area, how to find surface area, and why each step is necessary.

  • Know what kind of units to use for surface area.

  • Know how to solve a surface area problem.

    • Example:  A camera has a length of 3 inches, a width of 2 inches, and height of 1 inch.  How many square inches of plastic are needed for the camera case?

    • Example: Find the surface area of the rectangular prism below.

 

 

VOLUME:

  • Be able to define volume, how to find volume, and why each step is necessary.

  • Know what kind of units to use for volume.

  • Know how to solve a volume problem.

    • Example: A cereal box has a length of 8 inches, a width of 3 inches, and height of 12 inches.  What is the volume of the cereal box?

    • Example: Find the volume of the rectangular prism below.

      http://t3.gstatic.com/images?q=tbn:ANd9GcSAkFN6vkJJl6E1UGYtNeCqy2viKfPOaghedquoZMU1FmPPcVvJlg

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