Talk:Partitioned Mallet/@comment-14475-20180704173110/@comment-216.211.88.163-20190216055344

In classical geometry, a radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length. ... The plural of radius can be either radii (from the Latin plural) or the conventional English plural radiuses

-copied from Wikipedia, but dictionaries will tell you the same thing. Just because something has a Latin pronunciation doesn’t mean the english one is wrong