tanα

sinα

cosα

eq1: x^(2) + y^(2) = 1
O = Intersect(xAxis, yAxis)
A = Intersect(eq1, yAxis, 2)
B = Intersect(eq1, xAxis, 1)
C = Intersect(eq1, yAxis, 1)
D = Intersect(eq1, xAxis, 2)
E = Point(eq1)
f = Segment(B, D)
g = Segment(A, C)
h = Segment(O, E)
i = OrthogonalLine(E, f)
F = Intersect(i, f)
t1, f_1, e, o = Polygon(E, O, F)
α = Angle(D, O, E)
a: sin(α)
tekst2: "sinα=" + (LaTeX[a]) + ""
b: cos(α)
tekst1: "cosα=" + (LaTeX[b]) + ""
j = Tangent(E, eq1)
G = Intersect(j, xAxis)
k = Segment(G, E)
c: tan(α)
tekst3: "tanα=" + (LaTeX[c]) + ""
I = Intersect(f, g)
l = Segment(E, F)
m = Segment(I, F)