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polyhedra is the most popular phrase on the web.

polyhedrons 1341,000 results on the web	polyhedra 12,050,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Extensive use of polyhedra. new seven piece set of polyhedral dice. I've got a brand LET'S ROLL TO THE PARTY LIKE WE ROLL THEM POLYHEDRAL DICE

polyhedrons

1341,000 results on the web

polyhedra

12,050,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.