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ACAD PA-21-22 Math Project Quiz Flashcards | StudBud
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ACAD PA-21-22 Math Project Quiz
ACAD PA-21-22 Math Project Quiz
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Trigonometry questions
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Questions
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Answers
1
What is the domain of sinx?
(-infinity,infinity)
-1,1
2
What is cosθ?
adj/hyp
hyp/opp
hyp/adj
opp/hyp
3
What is tanθ
sin/cot
cos/cot
sin/cos
cos/sin
4
What is the reference angle of 260 degrees?
200 degrees
40 degrees
45 degrees
90 degrees
5
What is the sine of
π/2
4
1
π
2
6
Convert
π/4 to degrees
180 degrees
45 degrees
60 degrees
120 degrees
7
The multiplicative inverse of sin x is:
1/secx
1/cosx
cosecx
cotx
8
What is the tangent of
π/3?
√3
π/2
4π/3
√2/π
9
Sine law states that
a=b/sinB=c/sinC
a/sinA=b/sinB=c/sinC
a/sinA=b/sinB=c
a/sinA=b=c/sinC
10
The reciprocal of the trigonometric function tangent is:
cot
sin
csc
cos
11
Simplify sec x cot
cot
sin
cos
csc
12
What is cosθ?
1/sec
1/csc
sin/cot
sin/cos
13
What is the reference angle of 95 degrees?
150 degrees
35 degrees
60 degrees
85 degrees
14
What is sinθ?
opp/opp
hyp/adj
opp/adj
opp/hyp
15
The length of the hypotenuse in an unit circle is...
depends
1/2
0
1
16
Sine and ____ are known as complementary trigonometric functions.
csc
cos
tan
sec
17
What do you call this line?
terminal side
right line
right side
initial side
18
What is angle c?
60 degrees
90 degrees
20 degrees
120 degrees
19
Convert 75 degrees to radians
3π/2
π/6
2π
7π/6
20
The three primary functions of trigonometry are
Sine, cosine and tangent
Cosine, cotangent, secant
Cosecant and cotangent
Sine, tangent and secant
21
What is the range of cosx?
all real numbers
−1 ≤ cosx ≤ 1
(-infinity, infinity)
-1,1
22
What is angle a?
112 degrees
43 degrees
35 degrees
120 degrees
23
The trigonometric functions are defined in a _______ triangle
right angled
equiangular
acute angled
obtuse angled
24
The product of sec y and cos y is equal to:
2
1/2
0
1
25
What is the domain of cosx?
all real numbers
(-infinity,infinity)
-1,1
26
What is the cosine of 2
π?
π
1.42
2
1
27
What is the tangent of 180 degrees?
-180 degrees
0 degrees
90 degrees
40 degrees
28
What is sin 19.2?
5/19.2
4/a
4/5
5/a
29
What is tanθ?
adj/hyp
hyp/adj
adj/opp
opp/adj
30
Simplify tan x csc
sec
cot
sin
csc
31
What is sinθ?
son/cos
1/sec
1/cot
1/csc
32
What is cos25?
2/12
12/a
a/12
a/2
33
What is the cosine of 7
π/6?
-(√3/2)
√3/2
-1
1
34
What is angle b?
79 degrees
43 degrees
81 degrees
90 degrees
35
What is the reference angle of 30 degrees?
180 degrees
30 degrees
90 degrees
50 degrees
36
Convert 11
π/6 to degrees
-330 degrees
30 degrees
330 degrees
-30 degrees
37
What is the sine of 5
π/4?
1
π
2
0
38
The range of inverse of trigonometric function cotangent is:
(0,π)
[−π,π]
[−π/2,π/2]
(-1,1)
39
What is the reference angle of 415 degrees?
35 degrees
55 degrees
70 degrees
-415 degrees
40
What is side a?
a/4
3/a
5
3/4
41
The trigonometric function that is defined by the ratio of length of adjacent side over the hypotenuse is known as:
tan
sin
cosecant
cos
42
What is tanθ?
1/csc
1/cot
1/sin
cos/sin
43
Is this a graph of sin or cos?
sin
cos
44
Convert 135 degrees to radians
6π/11
π/2
1/2
3π/4
45
What is cotθ?
cos/sin
sin/cos
1/sin
1/cot
46
The relationship between the sides of the tangent function is
hyp/opp
opp/hyp
opp/adj
hyp/adj
47
What is the reference angle of -65 degrees
-65 degrees
65 degrees
45 degrees
120 degrees
48
What is side c?
15
5/a
12
a/5
49
What is angle a?
120 degrees
85 degrees
45 degrees
70 degrees
50
What is the range of sinx?
-1,1
(-infinity,infinity)
