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Arclets Explained
This article gives an wonderful insight into students working on the Arclets problem that first appeared in the Sept 2002 edition of the NRICH website.
Bow Tie
Show how this pentagonal tile can be used to tile the plane and describe the transformations which map this pentagon to its images in the tiling.
Age 11 to 14
Challenge Level
Start by writing down all the angle facts and rules you can think of that might be useful.
What do you know about the angles in regular polygons?
What shapes are formed by the overlaps?
What do you know about the angles in regular polygons?
What shapes are formed by the overlaps?
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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.