Unit Circle Trigonometry
Department of Mathematics, University of Houston
A step-by-step guide to the unit circle: angles in standard position, reference angles, and the values of sine, cosine and tangent in every quadrant. Plenty of diagrams make the key ideas easy to see.
Loading the book...
Keep reading
-
Next in this topic
Trigonometric IdentitiesA self-study booklet from the University of Sydney on Pythagorean identities, sum and difference formulas and double angle formulas, with a pretest, exercises and full solutions.
Verified PDF · Secure download - Inverse Trigonometric Functions
A short guide to inverse sine, cosine and tangent that explains why the domain must be restricted and how to solve inverse trig problems with and without a calculator.
Verified PDF · Secure download - Trigonometric Equations
A focused unit on solving trigonometric equations with special angles, graph symmetries and identities, including examples in degrees and radians and practice exercises.
Verified PDF · Secure download - Trigonometric Formula Sheet
A handy formula sheet with the unit circle and right triangle definitions, domains, ranges and periods, key identities, inverse functions and the laws of sines, cosines and tangents. Perfect to keep open while you solve problems.
Verified PDF · Secure download - Spherical Trigonometry
The classic treatise on spherical trigonometry, covering spherical triangles, Napier's rules of circular parts, the solution of oblique triangles and applications to astronomy and geodesy. A clean digital edition with numerous examples.
Verified PDF · Secure download
