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geometry in the plane
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Symmetry

Basic properties of symmetry are explored in this section.
 Related Resources

Interactive resources from our Math Tools project:
Math 7: Geometry in the Plane: Symmetry
The closest match in our Ask Dr. Math archives:
Middle School: TwoDimensional Geometry
NCTM Standards:
Geometry Standard for Grades 68
Access to these problems requires a Membership.

Balancing Mobiles
 Suzanne Alejandre

PreAlgebra, difficulty level 2. Explore two Laws of Archimedes as you puzzle through a balanced mobile.
... more>>

Coloring a Hexagon
 Ranjan Rohatgi, Spencer Koerner, Suzanne Alejandre

PreAlgebra, difficulty level 2. How many different ways of coloring the hexagon are represented in
Spencer's drawing?
... more>>

Lillian's Lines
 Lillian Ray and Molly Ribble

PreAlgebra, difficulty level 3. Students are asked to find how many square panes a path goes through
for a window of a
given size.
... more>>

Seesaw
 Suzanne Alejandre

PreAlgebra, difficulty level 3. How did the four friends balance on the seesaw?
... more>>

Symmetry Surprise
 Annie Fetter, Suzanne Alejandre

PreAlgebra, difficulty level 3. Identify the types of symmetries of each of three patterns.
... more>>

Twisting Carpet Tiles
 Suzanne Alejandre

PreAlgebra, difficulty level 2. For each of the two floors find the total number of degrees that the
sixteen tiles have been rotated.
... more>>
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