Select the polygon shape tool. Click on the small arrow on the options tab at the top. Apply settings as shown.



Create this shape as shown below.



Enable "subtract from shape area" at the top bar.



Again create a shape as shown.



Enable "exclude overlapping shape areas" at the top bar.



Create the same shape again.



Enable "intersect shape area" at the top bar.

From custom shape tool create a flower shape as shown.



Double click the layer to open the layer style window. Apply settings as shown.









Duplicate the layer, scale down,rotate and fill it with a different color.