Download Review #2

MAT & Trig
Unit 2.1-2.2 Review #2
Mathematician:
02.07.17
1) Fill in the table with the correct trigonometric function.
Function
Sine
Cosine
Tangent
Cosecant
Secant
Cotangent
Cofunction
Reciprocal Function
2) Write each function in terms of its cofunction.
a)
sin (84o) =
b)
csc (19o) =
c)
cot (  o) =
d)
cos (50 -  o) =
3)
Fill in the following chart with the information given.

sin 
30
1
2
45
60
cos 
tan 
sec 
csc 
3
1
1
2
3
2
cot 
2
1
2
4) Use the chart above to decide whether each statement is true or false.
a)
sin 60  sin 60  cot 45
b)
2 sin2 45  tan2 45  cos 60
5) Find the reference angle for each of the following.
a)
310o
b)
500o
c)
1030o
d)
-756o
6)
Match each angle in column I with its reference angle in column II.
Choices may be used once, more than once, or not at all.
Column I – Original Angle
-315o
780o
-570o
-240o
Column II – Reference Angle
A.
30o
B.
45o
C.
60o
D.
75o
Find the exact values of the following trig functions for each angle.
7)
sin (330o) = _____
Reference Angle =
Quadrant = _____
cos (330o) = _____
tan (330o) = _____
Find the exact values of the following trig functions for each angle.
8)
sin (-120o) = _____
Reference Angle =
Quadrant = _____
cos (-120o) = _____
tan (-120o) = _____
Find the exact values of the following trig functions for each angle.
9)
sin (-405o) = _____
cos (-405o) = _____
tan (-405o) = _____
Reference Angle =
Quadrant = _____