Pyramids

There are a lot of my shape in Egypt. I am

pointed at the top but I am not flat. What am I?

I have 5 flat surfaces. My base surface is square. The other 4 surfaces are triangular, that make a sharp point. They are called faces. My name is Pyramid.

Vertices (points)

Edges (lines)

Faces (plains)

4

6

4The base has 3 sides.

Vertices (points)

Edges (lines)

Faces (plains)

5

8

5

The base has sides.4

http://www.learner.org/interactives/geometry/3d_pyramids.html

http://www.ixl.com/math/geometry/nets-and-drawings-of-three-dimensional-figures

Vertices (points)

Edges (lines)

Faces (plains)

6

10

6

The base has sides.5

Vertices (points)

Edges (lines)

Faces (plains)

7

12

7

The base has sides.6

Vertices (points)

Edges (lines)

Faces (plains)

9

16

9

The base has sides.8

Name Picture Base Vertices Edges Faces

Triangular Pyramid

Square Pyramid

Pentagonal Pyramid

Hexagonal Pyramid

Heptagonal Pyramid

Octagonal Pyramid

3 4 6 4

4 5 8 5

5 6 10 6

6 7 12 7

7 8 14 8

8 9 16 9

Any Pyramid n n + 1 2n n + 1

Draw it

No picture

http://www.learner.org/interactives/geometry/3d_pyramids.html

http://www.ixl.com/math/geometry/nets-and-drawings-of-three-dimensional-figures