Trigonometry Applications: Sample Problems (US units) Help your students see how useful trigonometry is with these real-life problems. (Metric version also available.) Every problem has a diagram to help students understand each application. This sample worksheet has 4 problems. You can also cut it into cards for group activities. For more problems see: Trigonometry Applications – Worksheets A and B. US units and metric versions available. Problems include:· Finding angles using trigonometry· F