More than 100,000 students live 'within' a 10-mile 'radius' of the university. [=within 10 miles of the university]
There are three restaurants 'within' a one-block 'radius' of our apartment.
The new museum is expected to draw people from a wide 'radius'.
(..) .... You see a pattern emerging here, Scully? I'll get you outta there! I need this building evacuated in ten minutes! Have the fire department block off a one-mile radius around the building! - Ten minutes? - Don't think! Just make it happen! This is Security... This is Special Agent Dana Scully. (..)1998 The X Files