“Schaum’s Outline of Trigonometry” is a comprehensive textbook by Robert E. Moyer, published by McGraw-Hill Companies, T.H.E. in 1998. This trade paperback book falls under the Schaum’s Outline Ser. series and contains 240 pages of essential information on trigonometry. With a focus on study aids and mathematics, this textbook is designed to help students prepare for tests and understand complex trigonometric concepts. Written in English and emanating from the United States, this book is a valuable resource for those looking to master the subject of trigonometry.