Helpful Websites

Radian/Degree Conversions:
     http://www.teacherschoice.com.au/maths_library/angles/angles.htm 
     http://www.themathpage.com/atrig/radian-measure.htm
     http://ellerbruch.nmu.edu/classes/CS560W96/students/shewitt/sine.tutorial/sin.rad.deg.html 
    Coterminal Angles:
    http://www.analyzemath.com/Angle/coterminal_angle.html
    http://hotmath.com/hotmath_help/topics/coterminal-angles.html
    http://www.icoachmath.com/SiteMap/Coterminal_Angles.html
Complements and Supplements:
   http://en.allexperts.com/q/Geometry-2060/Complements-Supplements.htm
   http://mathcentral.uregina.ca/QQ/database/QQ.09.06/h/gretchen1.html
   http://burgermath.mindbites.com/lesson/1245-pre-calculus-find-angle-                  complements-supplements