If you print them out then glue them to plasticard using wood glue you should be able to use the image the cut them out with a craft knife. Soak them in water afterwards to loosen the wood glue and paper and you're away.
However, with the many sharp edges of the symbol you've attached this method may be a touch difficult. See if you can get more a more simple chaos symbol. I've used this method plenty of times. If you have an inkjet printer you can also print them on to acetate and just cut them out.