ناحیه ی اول

ناحیه ی دوم

ناحیه ی سوم

ناحیه ی چهارم

دایره ی مثلثاتی

sin

cos

tan

cot

math-pilevar.ir

متن5 = UnicodeToLetter(1)
A = (0, 0)
B = Point(xAxis)
c = Circle(A, B)
α = 0 rad (slider from 0° to 6.28318530717959, step 0.0174532925199433)
C: (cos(α), sin(α))
D, E = Intersect(c, yAxis)
F, G = Intersect(c, xAxis)
d = CircleSector(A, F, E)
e = CircleSector(A, E, G)
f = CircleSector(A, G, D)
g = CircleSector(A, D, F)
a = Segment(A, C)
β = Angle(F, A, C)
b = false
h = OrthogonalLine(C, yAxis)
H = Intersect(h, yAxis)
i = Segment(C, H)
sinα = Segment(H, A)
sin: sin(α)
j = true
k = OrthogonalLine(C, xAxis)
I = Intersect(xAxis, k)
l = Segment(C, I)
cosα = Segment(A, I)
cos: cos(α)
m = true
n = OrthogonalLine(B, xAxis)
p = Ray(A, C)
q = Line(A, C)
J = Intersect(n, q)
r = Segment(A, J)
tanα = Segment(J, B)
tan: tan(α)
o = false
s = Line(E, xAxis)
t = Line(A, C)
K = Intersect(s, t)
a_1 = Segment(A, K)
cotα = Segment(E, K)
cot: cot(α)
u = false
متن1: "sin(" + (LaTeX[α]) + ")=" + (LaTeX[sin]) + ""
متن8: "cos(" + (LaTeX[α]) + ")=" + (LaTeX[cos]) + ""
متن9: "tan(" + (LaTeX[α]) + ")=" + (LaTeX[tan]) + ""
متن10: "cot(" + (LaTeX[α]) + ")=" + (LaTeX[cot]) + ""