How to make an equilateral triangle out of square paper

(page 4)

5th picture of equilateral triangle out of square paper

05.

Apply the slanted valley-folds of the step #4.

The diamond point merged merged on the horizontal half line after applying the valley-fold.

Prepare to unfold the valley-fold that you have just applied.

6th picture of equilateral triangle out of square paper

06.

Unfold the valley-fold of the step #5.

Prepare to cut the paper along the dotted lines with a knife or scissors.

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