Construction of a
Pentagon on the cube
Proof of Part I:
Pentagon is Equilateral
Proof of Part II:
Pentagon is in One Plane
Proof of Part III:
Pentagon is Equiangular
Proof of Part IV:
Side of Dodec Form Apotome
Construction of the Dodecahedron
The Golden Ratio argument can be transformed into:
square
of
purple
line +
square
of
red
line =
3 x
square
of
blue
line
Thus,
square
of
purple
line +
square
of
red
line +
square
of
blue
line
= 4 x
square
of
blue
line
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