TidyTemplates

Angles And Radians of A Unit Circle

Angles And Radians of A Unit Circle
(-1,0)
I
III IV
II
()
2/3
1/2, 3/2
π
()
3/4
2/2, 2/2
π
()
5/6
3/2,1/2
π
120
!
135
!
150
!
180
π
!
()
,
−+
/2
π
(1
,
0)
(0,1)
()
/3
1/2, 3/2
π
()
/4
2/2, 2/2
π
()
/6
3/2, 1/2
π
60
!
90
!
()
,
++
45
!
30
!
tan60 3
=
!
tan 45 1
=
!
3
tan30
3
=
!
02
π
!
360
!
tan0 0
=
!
210
!
225
!
240
!
tan90
undefined
=
!
()
,
−−
()
,
+−
()
7/6
3/2, 1/2
π
−−
()
5/4
2/2, 2/2
π
−−
()
4/3
1/2, 3/2
π
−−
270
!
(0,-1)
300
!
315
!
330
!
()
11 /6
3/2, 1/2
π
()
7/4
2/2, 2/2
π
()
5/3
1/2, 3/2
π
Angles and Radians of a Unit
Circle
Courtesy of Randal Holt. Original Source Unknown.
http://www.MathematicsHelpCentral.com
Positive: sin, csc
Negative: cos, tan, sec, cot
Positive: sin, cos, tan, csc, sec, tan
Negative: none
Positive: tan, cot
Negative: sin, cos, csc, sec
Positive: cos, sec
Negative: tan, cot, sin, csc
3
2
π
Angles And Radians of A Unit Circle Page 1
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