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)
7. Non-Right Triangles
Law of Cosines
7. Non-Right Triangles
Law of Cosines: Study with Video Lessons, Practice Problems & Examples
3PRACTICE PROBLEM
Find the solution for the following triangle given the measurement of one angle and two sides. If there is no possible triangle, indicate "no triangle," and if two triangles exist, solve each one. Round the resulting angle and side measurements to one decimal place.
C = 71°, a = 19, b = 9
Find the solution for the following triangle given the measurement of one angle and two sides. If there is no possible triangle, indicate "no triangle," and if two triangles exist, solve each one. Round the resulting angle and side measurements to one decimal place.
C = 71°, a = 19, b = 9