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Age 7 to 11 Challenge Level:
You have pitched your tent (the red triangle) on an island. Can you move it to the position shown by the purple triangle? You must obey the following rules:
You can only move one peg (corner) at a time.
Pegs (corners) must stay on the island.
The area of your tent (the triangle) must always stay the same but the sides may stretch.
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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.