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This entry was posted in Uncategorised on March 11, 2014 by Ben Sparks.

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← Geogebra CPD Keynote Further Pure CPD →

Random Factoid

The Pentagon

Pentastic

Tie a strip of paper in a simple overhand knot. Carefully flatten out the folds. You’ll make a perfect pentagon. Fold the overhanging strips inside to make it look really nice. The diagonals of a pentagon divide each other in the GOLDEN RATIO. Go look it up.

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