Acronym tradoe Name triangle - dodecahedron duoprism Circumradius sqrt[(35+9 sqrt(5))/24] = 1.515539 Confer more general: n,doe-dip   general polytopal classes: segmentotera Externallinks

Incidence matrix according to Dynkin symbol

```x3o o3o5x

. . . . . | 60 |  2  3 |  1  6  3 |  3  6 1 |  3 2
----------+----+-------+----------+---------+-----
x . . . . |  2 | 60  * |  1  3  0 |  3  3 0 |  3 1
. . . . x |  2 |  * 90 |  0  2  2 |  1  4 1 |  2 2
----------+----+-------+----------+---------+-----
x3o . . . |  3 |  3  0 | 20  *  * |  3  0 0 |  3 0
x . . . x |  4 |  2  2 |  * 90  * |  1  2 0 |  2 1
. . . o5x |  5 |  0  5 |  *  * 36 |  0  2 1 |  1 2
----------+----+-------+----------+---------+-----
x3o . . x ♦  6 |  6  3 |  2  3  0 | 30  * * |  2 0
x . . o5x ♦ 10 |  5 10 |  0  5  2 |  * 36 * |  1 1
. . o3o5x ♦ 20 |  0 30 |  0  0 12 |  *  * 3 |  0 2
----------+----+-------+----------+---------+-----
x3o . o5x ♦ 15 | 15 15 |  5 15  3 |  5  3 0 | 12 *
x . o3o5x ♦ 40 | 20 60 |  0 30 24 |  0 12 2 |  * 3
```