Unit Circle Animation
Author: David Monarres
Date: 7 January 2013

The Graphs of Sin and Cos

f(x) = sin(x)
g(x) = cos(x)
α = -10.995574283205103 (slider from -12.56637061 to 12.566370614359172, step 0.2617993877991494)
A: (cos(α), sin(α))
B = (0, 0)
a = Segment(B, A)
C: (cos(α), 0)
b = Segment(A, C)
d = Segment(B, C)
e = Segment(B, C)
D: (α, cos(α))
E: (α, sin(α))