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
Complementary and Supplementary Angles
1. Measuring Angles
Complementary and Supplementary Angles: Study with Video Lessons, Practice Problems & Examples
67PRACTICE PROBLEM
For the following pair of similar triangles, determine the degree measure of all the unknown angles.
![Two similar triangles labeled with angles: 22°, 81°, 77° and 81°, 22°, 77°.](https://lightcat-files.s3.amazonaws.com/problem_images/9f9b3540aa87cb0f-1689359101884.jpg)
For the following pair of similar triangles, determine the degree measure of all the unknown angles.