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
Back to all problems
56PRACTICE PROBLEM
The radius r and area A of a sector of a circle are given below. Calculate the central angle (in radians). Write your answer in one decimal place.
A = 27 ft2 , r = 5.0 ft
The radius r and area A of a sector of a circle are given below. Calculate the central angle (in radians). Write your answer in one decimal place.
A = 27 ft2 , r = 5.0 ft