Modern calculus has its roots in 17th century Europe and is credited with revolutionizing the way we understand concepts such as motion, force, and time, along with many other facets of nature. Calculus provides a means of explaining how the world works. In any situation where change occurs, there is likely to be an application of calculus. FlatWorld’s Trigonometry offers the subjects, skills, and insights needed to understand calculus. It is the gateway to dynamic and advanced mathematics and will provide you with the tools you’ll need for success in trigonometry and beyond. This textbook is designed to provide you with a variety of engaging approaches to trigonometry concepts. Video lectures by the award-winning professor Edward B. Burger provide compelling and interactive instruction for the core concepts of trigonometry. You can follow each video lecture by reading the textbook, either in print or online and extend your understanding by getting relevant practice using the section and chapter review exercises.