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)
1. Measuring Angles
Radians
1. Measuring Angles
Radians: Study with Video Lessons, Practice Problems & Examples
35PRACTICE PROBLEM
For the following circle, determine its radius given the arc length and central angle as shown.
![Circle illustrating radians with arc length 14π and angle 2π/3, for radius calculation.](https://lightcat-files.s3.amazonaws.com/problem_images/0e41b353ef50668b-1690183983209.jpg)
For the following circle, determine its radius given the arc length and central angle as shown.