-
(x)
sin
A Level
Eg
Trigonometry
tan() -
↑
-
, Blue = Main part
Unit circle : Radian formula :
Pink = Subsection/
Or Arc length Partial Step
-
=
.
Or
Yellow Instruction
:
Sector a
tr(0-sinG) Segment = Area
2 it radians = 360° = Full rotation
1" =
I radian
X
Radians Degrees
Solutions for trigonometric functions :
sinkd = sin (180-c) or sinGc) = (n x)
-
cos(c) = cos (360 x)
-
or coslic) = (2T -(C)
tank) = tan (180 +x) or tanGd = (n + x)
sin(-x) = -
Sin(x)
COS(- (c) = cos(x)
tan(x) =
-tun()
(x)
sin
A Level
Eg
Trigonometry
tan() -
↑
-
, Blue = Main part
Unit circle : Radian formula :
Pink = Subsection/
Or Arc length Partial Step
-
=
.
Or
Yellow Instruction
:
Sector a
tr(0-sinG) Segment = Area
2 it radians = 360° = Full rotation
1" =
I radian
X
Radians Degrees
Solutions for trigonometric functions :
sinkd = sin (180-c) or sinGc) = (n x)
-
cos(c) = cos (360 x)
-
or coslic) = (2T -(C)
tank) = tan (180 +x) or tanGd = (n + x)
sin(-x) = -
Sin(x)
COS(- (c) = cos(x)
tan(x) =
-tun()
