Illustration of 2 right circular cylinders in which one cylinder is twice the height of the other.
Illustration of a narrow right circular cylinder (with the height much smaller than the diameter) resting…
Illustration of 2 narrow right circular cylinders with equal heights (thickness) and different diameters.…
Illustration of a thin hollow cylinder. It resembles a washer and is often referred to as a disc.
Illustration of 2 right circular cylinders in which one cylinder is twice the height and twice the diameter…
Illustration of a right circular cylinder with a smaller cylinder removed from the center and placed…
Illustration of 2 soup cans that are similar cylinders. The diameter and height of the smaller can is…
Illustration of 3 similar cylinders. The height and diameter in each successively smaller cylinder is…
Illustration of a right circular cylinder with the height larger than the diameter.
Illustration of 2 similar cylinders. The height and diameter of the smaller cylinder is half that of…
Illustration of 3 similar cylinders. The height and diameter in each successively smaller cylinder is…
Illustration of a frustum of a right circular cone with hidden edges shown. When a cone is cut by a…
Illustration of a frustum of a right circular cone. When a cone is cut by a plane parallel to the base,…
Illustration of a right circular cone that has been cut by a plane parallel to the base. The lower part…
Illustration of a right circular cone that has been cut by a plane parallel to the base. The top section…
Illustration of a decagonal pyramid that has been cut by a plane parallel to the base. The top section…
Illustration of a hollow decagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a decagonal pyramid that has been cut by a plane parallel to the base. The top section…
Illustration of a hollow septagonal/heptagonal pyramid that has been cut by a plane parallel to the…
Illustration of a septagonal/heptagonal pyramid that has been cut by a plane parallel to the base. The…
Illustration of a right septagonal/heptagonal pyramid, with hidden edges shown, that has been cut by…
Illustration of a right hexagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right hexagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right hexagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right hexagonal pyramid that has been cut by a plane parallel to the base. The lower…
Illustration of a skewed hexagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a hollow nonagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right octagonal pyramid, with hidden edges shown, that has been cut by a plane parallel…
Illustration of a right octagonal pyramid that has been cut by a plane parallel to the base. The lower…
Illustration of a hollow octagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right pentagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a hollow pentagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a skewed pentagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right pentagonal pyramid, with a height much larger than the edge lengths of the base,…
Illustration of a right pentagonal pyramid, with a height smaller than the edge lengths of the base,…
Illustration of a hollow pentagonal pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right rectangular pyramid that has been cut by a plane parallel to the base. The lower…
Illustration of a right rectangular pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right rectangular pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right rectangular pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right rectangular pyramid that has been cut by a plane parallel to the base. The top…
Illustration of a right rectangular pyramid that has been cut by a plane parallel to the base. The lower…
Illustration of a right hollow rectangular pyramid that has been cut by a plane parallel to the base.…
Popcorn box that is in the shape of a frustum of a rectangular pyramid.
Illustration of a right hollow rectangular pyramid that has been cut by a plane parallel to the base.…
A 5-point star made from a non-regular concave decagon in which all sides are equal in length.
A 6-point star made from a non-regular concave dodecagon in which all sides are equal in length. There…
Illustration of an equilateral triangle inscribed in an equilateral dodecagon. This could also be described…
Illustration of 12 equilateral triangles inscribed in an equilateral dodecagon. Each vertex of the dodecagon…
Illustration of a square circumscribed about a regular dodecagon. This could also be described as a…
Illustration of 2 squares; one inscribed in a regular dodecagon and the other circumscribed about the…
Illustration of a square inscribed in an regular dodecagon. This could also be described as a regular…
Illustration of 3 squares inscribed in an regular dodecagon. Each vertex of the dodecagon is also a…