| Answer | Crossword Clue |
|---|---|
| radian | a unit of angular measure |
| radians | RADIAN, a unit of angular measure |
| RADIAN | Unit of angular measure |
| arcmin | an angular measure, one sixtieth of a degree |
| arcmins | ARCMIN, an angular measure, one sixtieth of a degree |
| arcsec | an angular measure, one three hundred and sixtieth of a degree |
| arcsecs | ARCSEC, an angular measure, one three hundred and sixtieth of a degree |
