Approach TRIGONOMETRY in Simple Way This self-teaching guide will teach you what you need to know on trigonometry from its basics to advance. The book will also enhance your knowledge in mathematics skills. Learn more and Increase your math skills on... Triangles - Angles and properties - Analysis on Pythagorean theorem - Basic trigonometric ratios - Inverse of Basic trigonometric ratios. - Ratios of complementary angles - Ratios of special angles - Trigonometric ratios of general angles - Quadrants and angles - Coterminal angles - Radians and degrees - Sine rule - Cosine rules - Trigonometric Identities - Trigonometry in Excel - Miscellaneous Examples and practice Exercise with Answers Improve your math skill by grabbing a copy