$$ E $$

$$ O $$

$$ E(t) $$

$$ \sin{t} $$

$$ \cos{t} $$

Sinus i kosinus

$$ P $$

$$ tg(t) $$

Tangens

Kotangens

$$ Q $$

$$ ctg(t) $$

$$ E(t+ \pi) $$

E = (1, 0)
O = Intersect(xAxis, yAxis)
c = Circle(O, E)
T = Point(c)
a = OrthogonalLine(T, xAxis, xOyPlane)
b = OrthogonalLine(T, yAxis, xOyPlane)
A = Intersect(b, yAxis)
B = Intersect(a, xAxis)
d = Segment(T, B)
e = Segment(A, T)
text1: "Iznos od sin(t) = " + d + ""
text2: "Iznos od cos(t) = " + e + ""
f = false
g = OrthogonalLine(E, xAxis, xOyPlane)
h = Line(O, T)
C = Intersect(g, h)
i = Segment(C, E)
j = false
k = false
D, F = Intersect(c, yAxis)
l = OrthogonalLine(F, yAxis, xOyPlane)
G = Intersect(l, h)
m = Segment(F, G)
text3: "Iznos od tg(t) = " + i + ""
text4: "Iznos od ctg(t) = " + m + ""
H, I = Intersect(c, h)