Whether you're new to trigonometry or just need to refresh your knowledge, this text offers a complete introduction, with fully worked examples and carefully paced exercises at every level, to help you progress steadily from the basics to more advanced skills and gain new confidence in your abilities.

"Previously published as Teach yourself trigonometry"--T.p. verso. Includes index.

The tangent -- Sine and cosine -- In three dimensions -- Angles of any magnitude -- Solving simple equations -- The since and cosine formulae -- Radians -- Relations between the ratios -- Ratios and compound angles -- The form a sin x and b cos x -- The factor formulae -- Circles related to triangles -- General solution of equations.