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Learning Goal
Part of: Right Triangles and Trigonometry — 4 of 6 skill_area items
Using trig ratios to find missing sides and angles
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What you'll learn
- Choose the correct trig ratio (sin, cos, or tan) based on which sides are known and unknown
- Set up and solve an equation to find a missing side using a trig ratio and a known angle
- Use inverse trig functions (sin^(-1), cos^(-1), tan^(-1)) to find a missing angle given two sides
- Solve applied right triangle problems involving angles of elevation and depression
- Interpret and solve SAT-style word problems that require trigonometric ratios
Prerequisites
Slides
Interactive presentations perfect for visual learners • In development
Slides
In development
Not yet available • Check back soon!
Exercises
Practice problems to build fluency and understanding • 1 exercises