Tangent d'un angle

Circumferència goniomètrica (radi = 1)

2010 CGE

funció

graus / radians

A = Intersect(xAxis, yAxis)
B = (5, 0)
c = Circle(A, B)
C = Point(c)
a = Segment(C, A)
α = Angle(B, A, C)
g = Distance(C, A)
h = Distance(C, A)
D, E = Intersect(c, xAxis)
b = Segment(E, D)
d = OrthogonalLine(C, b)
F = Intersect(d, b)
e = Distance(C, F)
f: e / h
i: e / h
T1: "α = " + α
G, H = Intersect(c, yAxis)
k = Segment(G, H)
l: x(C)
m: y(C)
n = Segment((5.0, -5.0), (5.0, 5.0))
p = Segment((5.0, 0.0), (17.566370614359172, 0.0))
o = false
q = true
T5: "" + (If[q, "90°", "π/2"])
T4: "" + (If[q, "0°", "0"])
T6: "" + (If[q, "180°", "π"])
T7: "" + (If[q, "270°", "3π/2"])
text2: "" + (If[q, "180°", "π"])
text3: "" + (If[q, "270°", "3π/2"])
text1: "" + (If[q, "90°", "π/2"])
text4: "" + (If[q, "360°", "2π"])
r = Line(A, C)
J = Intersect(s, r)
j = Segment(A, J)
t = Segment(J, (5.0, 0.0))
T3: "\tan \alpha =  " + (y(J) / g)
I: (5.0 + 2.0 * α, y(J))