Trigonometry Stage 5.1 Trigonometry Q 4 on words 8:01 Trigonometry Exercise 8:02 8:02 Trigonometric Ratios Using a Calculator to work out Angles 8:03 Finding Unknown Sides Using a Calculator to work out Sides (example from 8:03) 8:04 Finding Unknown Angles 8:05 Angles of Elevation and Angles of Depression Share this:WhatsAppFacebookTwitterEmailLike this:Like Loading...