- In geometry, a
deltahedron (plural
deltahedra) is a
polyhedron whose faces are all (congruent)
equilateral triangles. The name is
taken from the Gr****...
-
triangular faces are equilateral, the
pentagonal bipyramid is an
example of
deltahedra, and of
Johnson solid. The
pentagonal bipyramid may be
represented as...
- be
constructed with a comp**** and straightedge,
unlike the
other seven deltahedra. As a
consequence of such constructions, the snub
disphenoid has 12 equilateral...
-
faces is
called a deltahedron.
There are only
eight different convex deltahedra, one of
which is the
triangular bipyramid with
regular faces. More generally...
-
antiprism between its
congruent halves.
Three members of the set can be
deltahedra, that is,
constructed entirely of
equilateral triangles: the gyroelongated...
-
eight convex deltahedra,
which have identical,
regular faces (all
equilateral triangles) but are not uniform. (The
other three convex deltahedra are the Platonic...
-
faces is
called a deltahedron.
There are only
eight different convex deltahedra, one of
which is the
regular icosahedron. One
possible system of Cartesian...
- tetrahedra-octahedral ****ng H.
Martyn Cundy Deltahedra. Math. Gaz. 36, 263-266, Dec 1952. [1] H.
Martyn Cundy and A. Rollett. "
Deltahedra". ยง3.11 in
Mathematical Models...
- as faces, is the dual
polyhedron to the cube and one of
eight convex deltahedra. The
stella octangula, or eight-pointed star, is the only
stellation with...
-
Because the
faces are regular, it is an
example of a
Platonic solid and
deltahedra, and it has
tetrahedral symmetry. A
pyramid with the base as
circle is...
