Table of contents
- 0. Review of College Algebra(0)
- 1. Measuring Angles(0)
- 2. Trigonometric Functions on Right Triangles(0)
- 3. Unit Circle(0)
- 4. Graphing Trigonometric Functions(0)
- 5. Inverse Trigonometric Functions and Basic Trigonometric Equations(0)
- 6. Trigonometric Identities and More Equations(0)
- 7. Non-Right Triangles(0)
- 8. Vectors(0)
- 9. Polar Equations(0)
- 10. Parametric Equations(0)
- 11. Graphing Complex Numbers(0)
2. Trigonometric Functions on Right Triangles
Solving Right Triangles
2. Trigonometric Functions on Right Triangles
Solving Right Triangles: Study with Video Lessons, Practice Problems & Examples
25PRACTICE PROBLEM
Find the solution for the right triangle in the given figure, expressing angles to the nearest tenth of a degree and rounding lengths to two decimal places.
![Right triangle labeled with sides q, r, p and angles P, Q for solving trigonometric functions.](https://lightcat-files.s3.amazonaws.com/problem_images/e3c06bf27e5421a8-1683231191528.jpg)
q = 9, r = 21
Find the solution for the right triangle in the given figure, expressing angles to the nearest tenth of a degree and rounding lengths to two decimal places.
q = 9, r = 21