B.1.5. Άσκηση 4 σελ. 168

Να βρεις το μέτρο των παρακάτω γωνιών

Α = (-7.997285583617147, 4.481815431550042)
α = (-9.785063359625282, 2.6940376555419094)
Α' = Rotate(Α, -45°, α)
α_{1} = Angle(Α', α, Α)
f = Segment(Α, α)
g = Segment(α, Α')
Γ = (-5.349671829624148, 5.341651409534905)
β = (-4.140793523942456, 3.3836090834307604)
Γ' = Rotate(Γ, 93°, β)
β_{1} = Angle(Γ, β, Γ')
h = Segment(Γ, β)
i = Segment(Γ', β)
Ε: (-3.1362326783759746, 3.0430799832387354)
ε: (-0.9568464371470149, 2.9920006182099317)
Ε' = Rotate(Ε, -180°, ε)
γ = Angle(Ε', ε, Ε)
j = Segment(Ε, ε)
k = Segment(Ε', ε)
Η = (2.39736519974444, 3.843323368689995)
μ = (4, 3)
Η' = Rotate(Η, -140°, μ)
δ = Angle(Η', μ, Η)
l = Segment(Η, μ)
m = Segment(μ, Η')