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radian
Symbol:  rad 
Category:  Angle 
SI Equivalent:  1 rad
Dimension a 
System:  SI 
 
Notes
1 rad = 180/p degree
Convert     rad  
1 rad =
Angle
  Symbol Unit Name
3437.75  '  arc minute (minute of arc) 
2.06265×105  "  arc second (second of arc) 
0.159155    circumference 
57.2958  °  degree 
63.662  gr  gon 
63.662  gr  grade 
3.81972    hour of arc 
1000  mrad  milliradian 
100.003  %  percent 
0.63662    quadrant (angle) 
0.159155  rev  revolution 
1.90986    sign 
Glossary