Introduction to Trigonometry
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課程應按時間順序預約,即第 2 堂課程的時間應在第 1 堂之後。以此類推。
課程應按時間順序預約,即第 2 堂課程的時間應在第 1 堂之後。以此類推。
課程介紹
Lesson Title: Introduction to Trigonometry
Objectives:
1. Understand the basic trigonometric functions: sine, cosine, and tangent.
2. Learn how these functions relate to right triangles.
3. Apply trigonometric ratios to solve for missing sides and angles in right triangles.
4. Introduce the unit circle and its relationship to trigonometric functions.
5. Explore real-world applications of trigonometry.
Lesson Outline:
I. Introduction to Trigonometric Functions
- Definition of sine, cosine, and tangent
- Understanding ratios in a right triangle (SOH-CAH-TOA)
II. Using Trigonometry in Right Triangles
- Solving for missing sides and angles using trigonometric ratios
- Practice problems
III. The Unit Circle
- Definition and introduction to the unit circle
- Relationship between trigonometric functions and the unit circle
IV. Real-World Applications
- Examples of how trigonometry is used in various fields (engineering, physics, astronomy)
V. Conclusion
- Summary of key concepts learned
- Preview of upcoming lessons or applications of trigonometry
Activities:
- Solve practice problems individually and in groups.
- Use interactive demonstrations or software to visualize trigonometric functions.
- Explore real-world examples where trigonometry is applied (e.g., calculating heights of buildings, analyzing sound waves).
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