1. Warm Up Use your unit circle to find the exact value: 𝒄𝒐𝒔 𝟐𝟐𝟓°
I can solve log application problems
Warm Up
Use your unit circle to find the exact value:
𝒄𝒐𝒔 𝟐𝟐𝟓°
𝒔𝒊𝒏(𝟏𝟖𝟎°)
𝒔𝒊𝒏(−𝟑𝟎°)
Convert:
𝟏𝟔𝟓°
𝟓𝝅 𝟕
𝟒𝟓°

2. Warm Up Use your unit circle to find the exact value: 𝒄𝒐𝒔 𝟐𝟐𝟓°
𝒔𝒊𝒏(𝟏𝟖𝟎°)
𝒔𝒊𝒏(−𝟑𝟎°)

3. Warm Up
Convert:
𝟏𝟔𝟓°
𝟓𝝅 𝟕
𝟒𝟓°

4. Homework Questions

5. Dividing Fractions To divide fractions,∗
To divide fractions,
multiply by the reciprocal of the denominator

6. Dividing Fractions To divide fractions,∗
To divide fractions,
multiply by the reciprocal of the denominator

7. Dividing Fractions 3) 4)

8. Dividing Fractions 3) 4)
4 5
1 6
4 7
1 4

9. SOHCAHTOA Tangent angent pposite djacent tan 30° = 1 2 3 2 1 2
3 2

10. SOHCAHTOA Tangent angent pposite djacent tan 45° = 2 2 2 2 2 2
2 2
45°
tan 45° = ∗ 2 2
tan 45° =1
2 2

11. BREAK

12. When you have completed your table, make a graph.
Tangent
Degrees
Radians
Tangent Exact Value 0°
30°
45°
60°
90°
120° …
360°
3 3 1
When you have completed your table, make a graph.
Are there value of tangent that don’t exist? What does that mean for your graph?

14. Unit Circle
Fill in the radian and tangent measurements for each value on the unit circle

15. BREAK

16. Quiz Homework Textbook: 8-104 through 8-107 𝑦= 𝑥 − 50− 𝑥 2
𝑦= 𝑥 − 50− 𝑥 2
𝑦= 𝑥 + 50− 𝑥 2
Homework
Textbook:
8-104 through 8-107

17. Homework
Textbook:
8-104 through 8-107