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Dans Math: Lessons: Trigonometry
College professor Dan Bach reviews basic trig concepts, including trig functions, right triangles, circles, radians, and polar coordinates. Site includes animated graphs and detailed examples.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Solving General Triangles
Fourteen problems present a variety of practice solving general triangles. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...