Think you’ve got your head wrapped around Trigonometric Functions? Put your knowledge to
the test. Good luck — the Stickman is counting on you!
Q. Convert 90° to radians.
0
π
2π
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_34.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_35.png )
Q. Convert 2π radians to degrees.
360°
90°
45°
180°
270°
Q. Convert 45° to radians.
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_36.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_37.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_38.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_39.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_40.png)
Q. Convert
from radians to degrees.
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_41.png)
30°
60°
120°
210°
240°
Q. Find the reference angle for 120°.
30°
45°
60°
120°
150°
Q. Find the reference angle for 220°.
20°
30°
40°
50°
60°
Q. Find the reference angle for
.
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_42.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_43.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_44.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_45.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_46.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_47.png)
Q. Find the reference angle to 390°.
360°
60°
30°
150°
330°
Q. Find cos 150°.
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_48.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_49.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_50.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_51.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_52.png)
Q. Find tan 315°.
1
-1
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_53.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_54.png)
![](https://media1.shmoop.com/images/algebra-ii/alg2_quiz_trig_latek_55.png)