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'.
(..) to save your stuck-up girlfriend? To start it, throttle... - I got it. - We have minutes to save this city. No, I've got minutes to get clear of the blast radius cause you don't stand a chance against these guys. - With your help, I might. - I'll open that tunnel, then I'm gone. (..)2012 The Dark Knight Rises
(..) Plane crash on an agency pull out of Uzbekistan, but.... It looks like it's him. And what...? What is this? It's a... fully primed neutron bomb... with a blast radius of... six miles. And who is capable of disarming such a device? Only me. Only you. Thank you, good doctor. (..)2012 The Dark Knight Rises