三角測量(06)
Author: 藍邦偉  老師

$O$

$ 三角測量\;(06) $

$ H$

$ P $

$ Q $

u = Vector((x(Corner[1]), 0), (x(Corner[3]), 0))
v = Vector((0, y(Corner[1])), (0, y(Corner[3])))
A = (8.445950413223137, 0.6560330578512381)
B = (10.682314049586772, 0.765123966942147)
C = (8.464132231404957, -2.3257851239669427)
D = Corner(2)
E = (8.445950413223137, 3.783305785123964)
F = (10.70049586776859, 3.492396694214873)
G = (8.464132231404955, 5.8196694214876)
H_3 = Corner(3)
O_1 = (8.336859504132228, 0.5651239669421472)
P = (5.155041322314048, -0.4530578512396706)
P_1: P + (0.8, 0)
P_2: 0.5 * P + 0.5 * P_1 + (0, -0.3)
Q = (0.027768595041322886, -1.4894214876033065)
Q_1: Q + (0.8, 0)
Q_2: 0.5 * Q + 0.5 * Q_1 + (0, -0.3)
A_1: 0.5 * P + 0.5 * P_1
A_2: A_1 + (0, 0.4)
B_1: 0.5 * Q + 0.5 * Q_1
B_2: B_1 + (0, 0.4)
H = (-1.5722314049586765, 4.146942148760328)
O: H + (0, -3.7)
l = Segment(H, O)
m = Segment(O, Q_2)
n = Segment(O, P_2)
q = Segment(H, P_2)
r = Segment(H, Q_2)
s = Line(H, n)
t = Line(H, m)
L: x = x(Corner[2])
H_1 = Intersect(L, s)
H_2 = Intersect(L, t)
M = (8.445950413223137, 4.092396694214873)
N = (9.082314049586774, 4.328760330578509)
R = (9.755041322314044, 3.8378512396694187)
S = (10.664132231404954, 4.056033057851237)
Q_a: Q_2 + H - O
β = Angle(Q_a, H, Q_2)
d_1 = Ray(H, Q_a)
Q_b: P_2 + H - O
c_1 = Ray(H, Q_b)
α = Angle(P_2, H, Q_b)