Unit Circle
James and Geoff Strauss - YDIY Technologies
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Trigonometric Function
Value
angle
A
in radians (accurate!)
=
angle
A
in degrees (approximate)
=
sin
A
=
a
= cos
B
= y-coord.
cos
A
=
b
= sin
B
= x-coord.
tan
A
=
a
/
b
= sin
A
/ cos
A
= y-coord. / x-coord.
sin
A
cos
A
tan
A