1. How are the coordinates (x,y) calculated throughout the unit circle?
(show them how to calculate the points on a unit circle.) Provide a worksheet to workout.
2. How does the unit circle relate to the graph of a trigonometric function?
(show the phet website “trig tour”) (my computer) Trig Tour
What is the amplitude of each function?
What is the period of each function?
What is the range of each function?
What is the domain of each function?
3. What does each variable represent in the following function: f(x)=k+a tan (bx-h) ?
(show desmos website that changes the variables. Quiz them)
https://www.desmos.com/calculator/w9jrdpvsmk
4. How to solve a trigonometric identity.
(demonstrate trigonometric substitutions using the key) (use website 5.2 to check answers on my website)
5. How to solve a trigonometric equation? (5.3 11-22) Odds
(demonstrate how to solve a trigonometric equation using a unit circle)
6. How to find the exact value of a trigonometric equation? (use sum difference formulas)
Do ONE problem and find the sine, cosine and tangent values of 255 degrees.
7. How are the trigonometric identities related to each other? Write down 5 more equivalent equations.
(visit website on 5.2)
8. Words to define: coterminal, reference angle, trigonometric identity, conjugate, amplitude, period, shift, vertical line test, domain, range, complementary, supplementary, lateral numbers,
9. Cross word to find the missing side or angle of a right triangle.
(take picture of crossword and solve with students)
10. How to employ the double angle formula. HW 5.5 (assigned today)
11. How to employ the power formula.
12. How to use the Law of Sines.