How to make a 2D origami tank

(page 7)

11th picture of 2D origami tank

11.

Mountain-fold in half horizontally and then unfold.

Prepare to apply a horizontal "gate-fold" and then unfold.

12th picture of 2D origami tank

12.

Apply the horizontal "gate-fold" of the step #11 and then unfold.

Prepare to cut the paper along the dotted line.

We only need 1/4 of the paper.

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