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Frieze Patterns in Cast Iron
A gallery of beautiful photos of cast ironwork friezes in Australia with a mathematical discussion of the classification of frieze patterns.
The Frieze Tree
Patterns that repeat in a line are strangely interesting. How many types are there and how do you tell one type from another?
Friezes
Some local pupils lost a geometric opportunity recently as they surveyed the cars in the car park. Did you know that car tyres, and the wheels that they on, are a rich source of geometry?
Age 11 to 14 Challenge Level:
If the flag is reflected twice, which way will it be facing at
the end?
Try thinking about how one point on the flag moves after one
and then two reflections.
Together, these should help you describe the transformation
needed for the whole flag.
The solution to
Mirror, Mirror... might help.
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.