三線段距離和的最小值
Author: 藍邦偉  老師

顯示正確作圖

三線段距離和的最小值

R_1 = Point(yAxis)
R_2 = Intersect(xAxis, yAxis)
a = Segment(R_1, R_2)
R_3 = Point(xAxis)
b = Segment(R_2, R_3)
A = (2.42, 3.84)
B = (4.8, 2.12)
P = Point(a)
Q = Point(b)
c = Segment(A, P)
d = Segment(P, Q)
e = Segment(Q, B)
A' = Mirror(A, a)
B' = Mirror(B, b)
f = Segment(A', B')
E = Intersect(f, a)
F = Intersect(f, b)
g = Segment(A', A)
h = Segment(B, B')
i = false
文字1: "\overline{ AP }+ \overline{PQ  }+ \overline{ QB }=" + (LaTeX[c + d + e]) + ""
R_4: R_1 + R_3 - R_2
poly1, r_1, r_2, r_3, r_4 = Polygon(R_1, R_2, R_3, R_4)