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nrich.maths.org/192 © University of Cambridge One Big Triangle With 10 Frames

One Big Triangle With 10 Frames · nrich.maths.org/192 © University of Cambridge One Big Triangle With 10 Frames

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Page 1: One Big Triangle With 10 Frames · nrich.maths.org/192 © University of Cambridge One Big Triangle With 10 Frames

nrich.maths.org/192

© University of Cambridge

One Big Triangle With 10 Frames