n-iamond
hexiamond
octiamond
tetriamond
pentiamond
triamond
diamond
great cubicuboctahedron
moniamond
regular octahedron
deltahedron
trigon
hexecontahedron
oblique triangle
triangle
subsimplex
triangled
obtuse triangle
tri
obtuse-angled triangle
tridecahedron
octahedron
triangular
star polyhedron
snub disphenoid
scalene triangle
subtriangle
heptaparallelohedron
polyzoarium
rhombidodecahedron
triangulate
truncated cube
enneahedron
trianglewise
micropolyhedron
right triangle
triangular hebesphenorotunda
rectahedron
tetradecahedron
right-angled triangle
dreibein
pentacube
small cubicuboctahedron
regular icosahedron
heptomino
delta
pyritohedral
equitriangular
orthogonium
isosceles triangle