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Duplicate of Reciprocal Trig Functions Flashcards | StudBud
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Duplicate of Reciprocal Trig Functions
Duplicate of Reciprocal Trig Functions
20 terms
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Review for assessment on Reciprocal Trigonometric Functions #math #trigonometry #unitcircle
Flashcards
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Answers
1
The reciprocal function of sine is:
cotangent
cosecant
secant
cosine
2
The reciprocal function of cosine is:
sine
secant
cotangent
cosecant
3
If my answer to sec(11π/6) is 2/√3, I should...
change it to decimal form, equaling 1.15
change it to 2√3/3
leave it
flip it to √3/2
4
If the csc <B = 5/4, then the __________.
sec <B = 4/5
sin <B = 5/4
sin <B = 4/5
cos <B = 4/5
5
If the cos(5π/4) = -√(2)/2, then ________________.
the sec(5π/4) = -√(2)
the sec(5π/4) = -2/√(2)
the sin(5π/4) = -2/√(2)
the csc(5π/4) = -√(2)
6
To find tan(Ɵ), you must divide sin(Ɵ) by cos(Ɵ). To find the cot(Ɵ), you must ___________.
1 by tan(Ɵ)
divide cos(Ɵ) by sin(Ɵ)
1 by cot(Ɵ)
sin(Ɵ) by cos(Ɵ) also.
7
If I'm looking for the function of an angle larger than 2π (i.e. sin(3π)), I need to first...
divide 3π by 2π
add 2π to 3π
multiple 3π by 2π
subtract 2π from 3π
8
In order to find the sec(π/3), you must flip the ____________.
sin(π/3)
tan(π/3)
cos(π/3)
csc(π/3)
9
The tan <A equals the _________.
cot <B
none of the above
cot <A
tan <B
10
In order to find the sin(π/4), you must flip the ____________.
csc(π/4)
sin(π/4)
cos(π/4)
tan(π/4)
11
Should I know how to find "x" given a 45-45-90 and/or a 30-60-90 triangle?
OF COURSE!!!
Um... Nahhhhh
Probably
Ekk... I don't know how to do that. I should ask for help.
12
When dividing fractions, I can:
multiply the reciprocal of the numerator by the denominator
multiply the numerator by the reciprocal of the denominator
multiply the reciprocals of both the numerator & denominator
multiply the numerator by the denominator
13
If the cos <A = 12/13, then the _________
sin <A = 13/12
cot <A = 13/12
tan <A = 13/12
sec <A = 13/12
14
The csc <A equals the _________.
cos <B
cos <A
sin <A
sec <B
15
The reciprocal function of tangent is:
secant
cotangent
cosecant
tangerine
16
In order to find the cot(5π/4), you must flip the ____________.
tan(4π/5)
tan(5π/4)
cot(4π/5)
nothing... cot and tan are equal!
17
The csc <B equals the _________.
cos <B
cos <A
sec <A
sec <A
18
The tan <B equals the _________.
cot <A
tan <A
cot <B
none of the above
19
If my answer to sin(5π/6) is 3/6, I should...
change it to 2
leave it
change it to 0.50
reduce it to 1/2
20
Should I bring my Unit Circle to class tomorrow?
If I don't, the test is going to be real hard.
Yes
Definitely!
No
