Square dipyramid (EntityTopic, 16)

From Hi.gher. Space

(Redirected from Tapertope 23)

A square dipyramid is a special case of the pyramid where the base is a square pyramid. It is also a special case of the dipyramid where the base is a square.

Equations

  • Variables:
l ⇒ length of each line in the square dipyramid
total edge length = 13l
total surface area = (1 + 6√3) · l2
surcell volume = 2√23 · l3
bulk = Unknown
[!x,!y] ⇒ triangular prism
[!z,!w] ⇒ square pyramid

Net

The net of a square dipyramid is two square pyramids attached at their bases with four tetrahedra each attached to another face of one of the square based pyramids.

No image

Projection

The parallel projection of a square dipyramid is the following:

(image)


Notable Tetrashapes
Regular: pyrochoronaerochorongeochoronxylochoronhydrochoroncosmochoron
Powertopes: triangular octagoltriatesquare octagoltriatehexagonal octagoltriateoctagonal octagoltriate
Circular: glomecubinderduocylinderspherindersphonecylindronediconeconinder
Torii: tigertorispherespheritorustorinderditorus


22. 22
Dicone
23. [11]2
Square dipyramid
24. 121
Coninder
List of tapertopes