Learn about law of sines and cosines, bearings, and direction. Also, area and heron's formula are introduced.
An introduction to sine, cosines, tangent, and reciprocal periodical functions. Then, applications to periodic events.
Formulas, notes, examples, and practice exercises (with solutions). Topics include Law of Sines/Cosines, Area of triangles, Navigation, and more.
Notes, examples, and practice exercises (with solutions). Topics include amplitude, phase shift, vertical shift, period, and reflections -- as well as applications and describing graphs.
Proceeds go to site maintenance and improvement. (Plus, treats for Norway!)