Table of contents
- 0. Review of College Algebra4h 43m
- 1. Measuring Angles40m
- 2. Trigonometric Functions on Right Triangles2h 5m
- 3. Unit Circle1h 19m
- 4. Graphing Trigonometric Functions1h 19m
- 5. Inverse Trigonometric Functions and Basic Trigonometric Equations1h 41m
- 6. Trigonometric Identities and More Equations2h 34m
- 7. Non-Right Triangles1h 38m
- 8. Vectors2h 25m
- 9. Polar Equations2h 5m
- 10. Parametric Equations1h 6m
- 11. Graphing Complex Numbers1h 7m
1. Measuring Angles
Complementary and Supplementary Angles
Struggling with Trigonometry?
Join thousands of students who trust us to help them ace their exams!Watch the first videoOpen Question
In Exercises 1–8, use the given vectors to find v⋅w and v⋅v.v = -6i - 5j, w = -10i - 8j
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Open Question
In Exercises 37–40, an object moves in simple harmonic motion described by the given equation, where t is measured in seconds and d in inches. In each exercise, graph one period of the equation. Then find the following:a. the maximum displacementb. the frequencyc. the time required for one cycled. the phase shift of the motion.d = − 1/2 sin(πt/4 − π/2)
Complementary and Supplementary Angles practice set
