322
323b
324
327b
330
332
338

341 muista kosinilause

A = (9, 4)
B = (14, 4)
c = Circle(A, B)
C = Point(c)
D = Point(c)
α = Angle(B, C, D)
f = Segment(B, C)
g = Segment(C, D)
d = CircleArc(A, B, D)
β = Angle(B, A, D)
h = Segment(A, D)
i = Segment(A, B)
E = Point(c)
j = Segment(E, B)
k = Segment(E, D)
γ = Angle(B, E, D)