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Trigonometry
Mrs. Aviles
PracticeTEST #2
Show your Work!
DO NOT USE A CALCULATOR!
Match (3 pts.)
1. The Range of y = Sin x and y = Cos x is____
2. The Range of y = Sec x and y = Csc x is ____
3. The Range of y = Tan x and y = Cot x is ____
4. Use Cot

= 
Name________________________
Date___________ Period______
A. R :  ,1  1,  
B. R : All real numbers
C. R :  1,1
2
to find all 6 trigonometric function values with  in Q2. (7 pts.)
3
Sec
Sin
Tan
Cot
Csc
Use the appropriate identity to find the following. (6 pts.)
1
5. Cos 
,  in Q4 find Sin  =____
4
6. Tan  
5
,  in Q2 find Cot  =____
3
7. Csc  
5
,  in Q3 find Cos  =____
2
Write the following in terms of cofunctions. (3 pts.)
8. Sec 25˚
9. Cos 12˚
10. Tan   2 ˚
Write <, > or = . (4 pts.)
11. Cot 15˚
13. Cos 23˚
Tan 16˚
Cos 21˚
12. Sin 50˚
14. Sin 40˚
Sin 52˚
Cos 50˚
Cos
SHOW WORK
x =________
15. Find the missing sides. (4 pts.)
y =_________
14
w
y
45˚
z
x
w =________
z =________
30˚
16. Find all 6 trigonometric function values for
Draw the reference triangle.
 = 480˚.
Evaluate. (4 pts)
17. Sin² 30˚+ 5 Cos 180˚
19. Given: Cos²
 + Sin²  = 1
Prove: h  b  r
2
2
2
(8 pts.)
Sec
Sin
Cot
Csc
Tan
Cos
18. 2 Cos 60˚- 3 Tan 45˚
r
(5 pts.)
h

b
20. Given: Cos²
 + Sin²  = 1
Prove: 1  Cot
(3 pts.)
  Csc 
2
2
Solve for the variable. (6 pts.)
1
21. Csc9  3o 
o
Sin 5  37 
22. Sec3  5o  Csc8  36o
24. Find the values of 6 trig. Function values of angle
is defined by 4x -5y = 0, x < 0.

23. Sec9  5o Cos7   3o  1
in standard position if the terminal side of
Sec
Sin
Cot
Csc
Tan
Cos
