-
irregular decagons are d10, an
isogonal decagon constructed by five
mirrors which can
alternate long and
short edges, and p10, an
isotoxal decagon, constructed...
-
consists of six flat
regular decagons,
meeting in
pairs at each of the 30 vertices. The
icosidodecahedron has 6
central decagons.
Projected into a sphere...
-
instances of the 10-vertex
decagon path
mentioned above (great
circle decagons).
These decagons spiral around the
center core
decagon, but
mathematically they...
- the only exception); however, the
plane can be
covered using overlapping decagons, and is
equivalent to the
Penrose P2
tiling when it is
decomposed into...
- The
Decagon House Murders (十角館の殺人, Jūka****an no satsujin) is a 1987 ****anese
mystery novel, the
debut work of
author Yukito Ayatsuji.
Borrowing its basic...
-
METER Group, Inc.,
formerly Decagon Devices, is an
American corporation that
designs and
markets scientific instruments, sensors, and data
loggers for...
-
decagons, <10>, <10/2>, <10/3>, <10/4>, have 144°, 108°, 72° and 36°
internal angles respectively. 144°
internal angles from an
equiangular decagon <10>...
- and
rhombic forms)
Uniform polyhedra:
Decagonal prism – 10 squares, 2
decagons, D10h symmetry,
order 40.
Pentagonal antiprism – 10
equilateral triangles...
- (c. 850–930) emplo**** it in his
geometric calculations of
pentagons and
decagons; his
writings influenced that of
Fibonacci (Leonardo of Pisa) (c. 1170–1250)...
- A five-pointed star (☆),
geometrically an
equilateral concave decagon, is a
common ideogram in
modern culture.
Comparatively rare in
classical heraldry...
