A-B
acute triangle
annulus
arc
asymmetry
bipyramid
E-H
ellipse
ellipsoid
equilateral triangle
gnomon
helix
heptagon
hexahedron
hyperbola
hyperboloid
hypersphere
L-N
line
line segment
lozenge
möbius strip
nonagon
P
parabola
paraboloid
parallelepiped
parallelogram
pentagon
plane
Platonic solid
point
polygon
prism
W
wedge