| |
| |
1. |
Find the exact value of sin , cos , and tan if the terminal side of in standard position contains the point (5, 12). |
| |
|
A. |
sin , cos , tan  |
| |
|
B. |
sin , cos , tan  |
| |
|
C. |
sin , cos , tan  |
| |
|
D. |
sin , cos , tan  |
| |
|
Hint |
|
| |
2. |
Determine the exact value of sin 150°. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
What is sin if is in standard position, its terminal side lies in quadrant IV, and sec ? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
Find the exact value of sin 405°. |
| |
|
A. |
- 1 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
Find the exact value of . |
| |
|
A. |
–2 |
B. |
 |
| |
|
C. |
 |
D. |
– |
| |
|
Hint |
|
|
|