Decision 6: Acquisition Lesson:
Title:
How are reference angles of a given angle determined?
Acquisition Lesson(s):
1. What is radian measure and how does it relate to degree meaure?2. What are the definitions of the trigonometric functions with respect to the unit circle?3. What is the relationship between the measures of the sides of a right triangle and the trigonometric functions of the acute angles?4. What are the six trigonometric functions of any given angle?5. How are coterminal angles determined?6. How is the quadrant that the terminal side of angle lies in determined?7. What is the relationship of the unit circle to real numbers?8. How can a calculator be used to evaluate trigonometric functions?9. What are the reciprocal, quotient, and Pythagorean identities and how are they used in trigonometry?10. How are reference angles of a given angle determined?11. How are reference angles and the terminal side location used to evaluate trigonometric functions?Extended Thinking Lesson(s):
1. What are the reciprocal, quotient, and Pythagorean identities and how are they used in trigonometry?2. How are trigonometric functions used to model and solve real-life problems?