Trigonometry Of Large Angles
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Explains that definitions of trigonometric functions in terms of R, X and Y apply to any large angle if the sign of the function is identified. Proves that trigonometric identities work in all four quadrants. Shows the reduction of functions of negative angles to functions of equivalent positive angles.
More in Trigonometry Series
- Double And Half Angle Formulas 1959
- Eight Fundamental Trigonometric Identities 1959
- Graphs Of Periodic Functions 1959
- Practical Use Of Logarithms 1959
- Right Triangles And Trigonometric Ratios 1959
- Tables Of Trigonometric Ratios 1959
- Trigonometric Ratios As Periodic Functions 1959
- Trigonometry And Shadows 1959
- Trigonometry Measures The Earth 1959
- Trigonometry Of Large Angles 1959
- Using Logarithm Tables 1959
- Using Sines, Cosines And Tangents 1959
- Addition Formulas And Demoivre's Theorem. 1961
- Working with trigonometric identities. 1961
Sources
- 16mm Filmography (legacy record) — title, year, creator, format, sound, description, catalog record
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