This edition of Trigonometry includes such topics as radians, the special angles, right triangles, the Pythagorean Theorem, sine, cosine, tangent, law of cosines and law of sines.
2009
1959
2001
1957
1967
1946
2000
2002
1989
1999
2004
1953
2005
1941
2008
1971
1943