Trigonometry includes concepts that have both a geometric and an algebraic component. Homework Helpers: Trigonometry covers all of the topics in a typical Trigonometry class, including:The unit circleTrigonometric functionsInverse trigonometric functionsIdentitiesGraphical analysisApplicationsThis book also contains a review of the algebraic and geometric ideas that are the foundation of trigonometry. | Homework Helpers: Trigonometry by Denise Szecsei, Paperback | Indigo Chapters