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Algebra II/Trig
Ch.13 - Group Quiz
Name___________________________
Name___________________________
Name___________________________
Per.__________
 ref = _____________1) Find and sketch the reference angle for 202°.
2) Convert from degrees to radians and from radians to degrees.
______________a) 135º
b)
2
3
______________b)
#3-12– Find the exact value of each trigonometric or circular function. Leave answers in simplest radical
form.
_______________ 3) sin 300°
4) cot 
5) tan 210°
 
7) csc   
 2
8) cos 225°
_______________ 4)
_______________ 5)
_______________ 6) sec
3
4
_______________ 7)
_______________ 8)
_______________ 9) sin 2
2
2
 cos 2
3
3
10) tan120  cot( 30  )
_______________ 10)
_______________ 11) cos180 cos 45  sin180  sin 45 
_______________ 12)
13) Graph: y = cot θ
Label both axes carefully!
12)
sin

6
csc

6
14. Graph y = 4 cos

 x  2   3 . Label both axes carefully!
3
_____________________________15) Write the particular equation of the function shown in the graph below.
7
3
 4
-1
 4
 2
3
4

5
4
#16-17 – Find the exact values of the inverse circular functions:

2
______________16) Arcos  

 2 
______________17)
3
2
17) Sec-1 2
#18-19– Find the exact values of the inverse trigonometric functions:
 1
19) Sin 1   
 2
______________18) Arctan (-1)
______________19)
#20-21—Find the exact value of the expression:
______________20) cos(Arctan
______________21)
4
)
3

 5 
21) sin  Cos 1   
 13  
