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MA.912.G.7.1 Polyhedra

 

texas instruments ti 30xs

Two-Dimensional

Three-Dimensional

Trig & Discrete Math

In Your Text

Section 1-7; 67-74
Extend 1-7; 75
Explore 12-1; 823-828

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What You Need To Know...

Characteristics of regular, non-regular, and oblique polyhedra.

  1. The benchmark will be assessed using MC (Multiple Choice) and FR (Fill in Response) items.
  2. Items may include tetrahedron, hexahedron or cube, octahedron, dodecahedron, or icosahedron solids.
  3. Items may include right or oblique prisms or pyramids with up to 12 edges on the base or composites.
  4. Items may include the identification of a net of a solid.
  5. Items may request the number of edges, faces, or vertices of a given polyhedron.

Example One

Below is a net of a polyhedron.

7-1

How many edges does the polyhedron have?

  1.   6
  2.   8
  3. 12
  4. 24

CLICK HERE FOR SOLUTION

Example Two

How many faces does a dodecahedron have?

 Blank Grid

CLICK HERE FOR SOLUTION

Additional Examples

coming-soon

VideoTutorial
Types of Polyhedra
Please select a video file.
Polyhedral Nets
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Faces, Edges and Vertices
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Faces, Edges, & Vertices #2
Please select a video file.

Reference Sheet

reference