Likewise, truncating the vertices of the icosidodecahedron and then adjusting the

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edges to be equal yields the truncated icosidodecahedron which can be further

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truncated to the rhombicosidodecahedron.  Both have icosidodecahedron symmetry.

icosidodecahedron.gif (6784 bytes)

truncated_icosidodecahedron.gif (7180 bytes)

rhombicosidodecahedron.gif (7231 bytes)

arrowrightblk.GIF (88 bytes)

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arrowrightblk.GIF (88 bytes)

Fig. 16a

Fig. 16b

Fig. 16c

*Icosidodecahedron

*Truncated

*Rhombicosidodecahedron

icosidodecahedron

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Required parts

90 triangles

200 triangles

80 triangles

120 pinges

90 squares

30 squares

540 pinges

180 pinges

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.

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Fig. 16 - Truncating the icosidodecahedron

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page 13 of lesson

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Page 14    Geometry rules! - Symmetry association by truncation

 

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