Plane trigonometry.

A Precalculus course in algebra and trigonometry [by] Earl W. Swokowski [and others] 1973 A treatise on plane and advanced trigonometry Hobson, Ernest William 2005 A treatise on plane trigonometry Hobson, Ernest William 1925 Algebra Peters, Max 1963 Algebra and trigonometry Swokowski, Earl William 1967 Analytic trigonometry Helton, Floyd Franklin 1972 Analytic trigonometry with applications Barnett, Raymond A. 1976 College algebra and plane trigonometry Spitzbart, Abraham 1955 College algebra and plane trigonometry Zant, James H. 1953 Contemporary algebra and trigonometry Mueller, Francis J. 1975 Elementary trigonometry Hall, H. S. 1919 Elements of plane trigonometry Kenyon, Alfred Monroe 1919 Essentials of trigonometry Drooyan, Irving 1986 Essentials of trigonometry Drooyan, Irving 1977 Fundamentals of algebra and trigonometry Swokowski, Earl William 1971 Fundamentals of algebra and trigonometry Swokowski, Earl William 1968 Fundamentals of trigonometry Swokowski, Earl William 1999 Modern college algebra and trigonometry Beckenbach, Edwin F. 1972 Modern college algebra and trigonometry Beckenbach, Edwin F. 1968 Modern college algebra and trigonometry Beckenbach, Edwin F. 1968