This math topic focuses on developing skills in approximating trigonometric ratios, specifically using visual information from diagrams to determine the ratios of triangle sides (labeled as 'o' for opposite, 'h' for hypotenuse, and 'a' for adjacent) in decimal form. The exercises predominantly deal with the ratios of 'o' to 'h' and 'a' to 'h'. The problems require visually interpreting diagrams, identifying relevant sides, and selecting appropriate decimal approximations from given options. This forms a basic introductory part of learning trigonometry fundamentals.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.