Book Description: Calculate this: Trigonometry just got a lot easier to learn! Now anyone with an interest in basic, practical trigonometry can master it - without formal training, unlimited time, or a genius IQ. In "Trigonometry Demystified", best-selling author Stan Gibilisco provides a fun, effective, and totally painless way to learn the fundamentals and general concepts of trigonometry. With "Trigonometry Demystified" you master the subject one simple step at a time - at your own speed.Unlike most books on trigonometry, this book uses prose and illustrations to describe the concepts where others leave you pondering abstract symbology. This unique self-teaching guide offers questions at the end of each chapter and section to pinpoint weaknesses, and a 100-question final exam to reinforce the entire book. Simple enough for beginners but challenging enough for professional enrichment, "Trigonometry Demystified" is your direct route to learning or brushing up on trigonometry. You can learn all aspects of trigonometry: how angles are expressed; the relationships between angles and distances; calculating distances based on parallax; coordinate systems and navigation; and much more!