First, you need a square of paper and fold it downwards on the diagonal

Then, fold point A down to meet point B

And then fold point A/B across like this:

Lastly, you need to make one cut straight across like so:

Cut it like that

Draw the shape like that

Done👍

I hope that you like it😀😀😀😀😀😀😀😀😀😀😀