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WorksheetsPrecalc A LT #6
Total questions: 10
Worksheet time: 3hrs 30mins
Name
Class
Date
1.
Which angle is coterminal with 34?⁰
a)
214⁰
b)
-326⁰
c)
574⁰
d)
-506⁰
2.
Which angle does NOT have a reference angle of 30 degrees?
a)
30 degrees
b)
150 degrees
c)
240 degrees
d)
-30 degrees
3.
If angle A in standard position has its terminal side passing through the point (-3, 4), find sin A.
a)
-3/5
b)
-4/5
c)
3/5
d)
4/5
4.
If tan A = 8/5, and angle A is in quadrant 3, find sec A.
a)
-√89/5
b)
√89/5
c)
-5√89/89
d)
5√89/89
5.
If an angle A is standard position has a terminal side that passes through the point (2, 0), find csc A.
a)
0
b)
1
c)
2
d)
undefined
6.
What is the reference angle for -176⁰?
a)
4⁰
b)
-4⁰
c)
184⁰
d)
-184⁰
7.
If θ is in quadrant IV and cosθ = 5/13, what is sin θ?
a)
12/13
b)
-12/13
c)
5/12
d)
-5/12
8.
Evaluate cos (arctan √3) if the angle in question is in Quadrant I.
a)
√3/2
b)
1/2
c)
30⁰
d)
60⁰
9.
Evaluate sin ( cos-1 1/3) if the angle is in Quadrant I.
a)
2/3
b)
-2/3
c)
2√2/3
d)
-2√2/3
10.
Evaluate sin ( arcsin 1/2) if θ is in Quadrant I.
a)
30⁰
b)
60⁰
c)
1/2
d)
-1/2
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