Trigonometric Functions (incl. special angles) Flashcards
1
Q
sinθ
A
opposite angle/hypotenuse
2
Q
cosθ
A
adjacent angle/hypotenuse
3
Q
tanθ
A
opposite angle/adjacent angle
4
Q
cscθ
cosecant
A
hypotenuse/opposite angle
5
Q
secθ
A
hypotenuse/adjacent angle
6
Q
cotθ
A
adjacent angle/opposite angle
7
Q
another way of writing tanθ
A
sinθ/cosθ
8
Q
(sinθ)^2 + (cosθ)^2 =
A
1
9
Q
sin45
A
√2/2
10
Q
cos45
A
√2/2
11
Q
tan45
A
1
12
Q
csc45
A
√2
13
Q
sec45
A
√2
14
Q
cot45
A
1
15
Q
sin30
A
1/2
16
Q
cos30
A
√3/2
17
Q
tan30
A
√3/3
18
Q
csc30
A
2
19
Q
sec30
A
2√3/3
20
Q
cot30
A
√3
21
Q
sin60
A
√3/2
22
Q
cos60
A
1/2
23
Q
tan60
A
√3
24
Q
csc60
A
2√3/3
25
csc60
2
26
cot60
√3/3
