How to make a regular hexadecagon out of square paper

(page 6)

9th picture of regular hexadecagon out of square paper

09.

Apply two valley-folds on the frontmost layer.

Prepare to apply two valley-fold.

10th picture of regular hexadecagon out of square paper

10.

Apply two valley-fold of the step #9.

Prepare to turn the model over.

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