X = 

Đáp số

D = (43.36910950286341, -2.158611381700217)
E = (32.27456088619069, 13.637912601086176)
F = (65.13555726509762, 13.37375668164159)
đa giác1, c, a, b = Polygon(D, E, F)
d = AngularBisector(E, D, F)
H = Intersect(d, a)
e = Segment(D, H)
α = Angle(E, D, H)
β = Angle(H, D, F)
f = Distance(c, b)
khoangcachBD = Distance(E, H)
khoangcachDC = Distance(H, F)
X_1 = Segment(E, H)
Y = Segment(H, F)
g = OrthogonalLine(E, X_1)
h = OrthogonalLine(F, Y)
D_1 = Point(g)
i = OrthogonalLine(D_1, g)
E_1 = Intersect(h, i)
X = Segment(D_1, E_1)
γ = Angle(F, D, H)
δ = Angle(H, D, E)
text2: X + ""
j = false