How to cut out an equilateral triangle

Equilateral triangles are very important in all kinds of paper arts, especially in origami and paper-cutting. If we can have equilateral triangles to help, we can get twice the result with half the effort. But sometimes when performing paper art operations, there are no suitable auxiliary tools at hand. So what should you do if you want to obtain an equilateral triangle? The following will help you solve this problem.

If you are holding a rectangle If so, just follow the steps below and you can successfully obtain an equilateral triangle.

1. First fold the upper and lower sides in half, and then restore them, leaving creases.

2. Then fold the lower left corner toward the crease you just made.

3. Then fold the trapezoidal part on the right side along the dotted line as shown in the picture. Then its all restored, leaving creases.

4. Then use scissors to cut off the excess left and right parts to obtain the legendary equilateral triangle.