Acronym	tistadip
Name	triangle - pentagram duoprism, pentagram - stip wedge
	©
Circumradius	sqrt[(25-3 sqrt(5))/30] = 0.780850
Dihedral angles	at {4} between trip and stip:   90° at {5/2} between stip and stip:   60° at {3} between trip and trip:   36°
Face vector	15, 30, 23, 8
Confer	general duoprisms: n/d,m/b-dip   general polytopal classes: segmentochora   bistratic lace towers
External links

As abstract polytope tistadip is isomorphic to trapedip, thereby replacing pentagrams by pentagons, resp. stip by pip.

Incidence matrix according to Dynkin symbol

x3o x5/2o

. . .   . | 15 |  2  2 | 1  4 1 | 2 2
----------+----+-------+--------+----
x . .   . |  2 | 15  * | 1  2 0 | 2 1
. . x   . |  2 |  * 15 | 0  2 1 | 1 2
----------+----+-------+--------+----
x3o .   . |  3 |  3  0 | 5  * * | 2 0
x . x   . |  4 |  2  2 | * 15 * | 1 1
. . x5/2o |  5 |  0  5 | *  * 3 | 0 2
----------+----+-------+--------+----
x3o x   . ♦  6 |  6  3 | 2  3 0 | 5 *
x . x5/2o ♦ 10 |  5 10 | 0  5 2 | * 3

x3o x5/3o

. . .   . | 15 |  2  2 | 1  4 1 | 2 2
----------+----+-------+--------+----
x . .   . |  2 | 15  * | 1  2 0 | 2 1
. . x   . |  2 |  * 15 | 0  2 1 | 1 2
----------+----+-------+--------+----
x3o .   . |  3 |  3  0 | 5  * * | 2 0
x . x   . |  4 |  2  2 | * 15 * | 1 1
. . x5/3o |  5 |  0  5 | *  * 3 | 0 2
----------+----+-------+--------+----
x3o x   . ♦  6 |  6  3 | 2  3 0 | 5 *
x . x5/3o ♦ 10 |  5 10 | 0  5 2 | * 3

x3/2o x5/2o

.   . .   . | 15 |  2  2 | 1  4 1 | 2 2
------------+----+-------+--------+----
x   . .   . |  2 | 15  * | 1  2 0 | 2 1
.   . x   . |  2 |  * 15 | 0  2 1 | 1 2
------------+----+-------+--------+----
x3/2o .   . |  3 |  3  0 | 5  * * | 2 0
x   . x   . |  4 |  2  2 | * 15 * | 1 1
.   . x5/2o |  5 |  0  5 | *  * 3 | 0 2
------------+----+-------+--------+----
x3/2o x   . ♦  6 |  6  3 | 2  3 0 | 5 *
x   . x5/2o ♦ 10 |  5 10 | 0  5 2 | * 3

x3/2o x5/3o

.   . .   . | 15 |  2  2 | 1  4 1 | 2 2
------------+----+-------+--------+----
x   . .   . |  2 | 15  * | 1  2 0 | 2 1
.   . x   . |  2 |  * 15 | 0  2 1 | 1 2
------------+----+-------+--------+----
x3/2o .   . |  3 |  3  0 | 5  * * | 2 0
x   . x   . |  4 |  2  2 | * 15 * | 1 1
.   . x5/3o |  5 |  0  5 | *  * 3 | 0 2
------------+----+-------+--------+----
x3/2o x   . ♦  6 |  6  3 | 2  3 0 | 5 *
x   . x5/3o ♦ 10 |  5 10 | 0  5 2 | * 3

ox xx5/2oo&#x    → height = sqrt(3)/2 = 0.866025
({5/2} || stip)

o. o.5/2o.    | 5  * | 2  2 0  0 | 1 1  4 0 0 | 2 2 0
.o .o5/2.o    | * 10 | 0  1 1  2 | 0 1  2 2 1 | 2 1 1
--------------+------+-----------+------------+------
.. x.   ..    | 2  0 | 5  * *  * | 1 0  2 0 0 | 1 2 0
oo oo5/2oo&#x | 1  1 | * 10 *  * | 0 1  2 0 0 | 2 1 0
.x ..   ..    | 0  2 | *  * 5  * | 0 1  0 2 0 | 2 0 1
.. .x   ..    | 0  2 | *  * * 10 | 0 0  1 1 1 | 1 1 1
--------------+------+-----------+------------+------
.. x.5/2o.    | 5  0 | 5  0 0  0 | 1 *  * * * | 0 2 0
ox ..   ..&#x | 1  2 | 0  2 1  0 | * 5  * * * | 2 0 0
.. xx   ..&#x | 2  2 | 1  2 0  1 | * * 10 * * | 1 1 0
.x .x   ..    | 0  4 | 0  0 2  2 | * *  * 5 * | 1 0 1
.. .x5/2.o    | 0  5 | 0  0 0  5 | * *  * * 2 | 0 1 1
--------------+------+-----------+------------+------
ox xx   ..&#x ♦ 2  4 | 1  4 2  2 | 0 2  2 1 0 | 5 * *
.. xx5/2oo&#x ♦ 5  5 | 5  5 0  5 | 1 0  5 0 1 | * 2 *
.x .x5/2.o    ♦ 0 10 | 0  0 5 10 | 0 0  0 5 2 | * * 1