Illustration of a decagonal prism with regular decagons for bases and rectangular faces. The hidden…

Illustration of a right decagonal prism with regular decagons for bases and rectangular faces.

Illustration of a right decagonal prism with regular decagons for bases and rectangular faces. The prism…

Illustration of a swimming pool and water hose that is in the shape of a hollow regular decagonal prism…

Illustration of a hollow right heptagonal/septagonal prism with regular heptagons/septagons for bases…

Illustration of a regular right heptagonal/septagonal prism with regular heptagons/septagons for bases…

Illustration of a right heptagonal/septagonal prism with regular heptagons/septagons for bases and rectangular…

Illustration of a right heptagonal/septagonal prism with regular heptagons/septagons for bases and rectangular…

Illustration of a right hexagonal prism with a height less than the length of the edge of the hexagon.

Illustration of a right hexagonal prism with a height greater than the length of the edge of the hexagon.

Illustration of a right hexagonal prism with hexagons for bases and square faces. The hidden edges are…

Illustration of a right hexagonal prism with hexagons for bases and rectangular faces. The height of…

Diagram used to prove the theorem: "The lateral area of a prism is equal to the product of a lateral…

Illustration of a right nonagonal prism with regular nonagons for bases and rectangular faces. The hidden…

Illustration of a right nonagonal prism with regular nonagons for bases and rectangular faces. The height…

Illustration of a right octagonal prism with regular octagons for bases and rectangular faces. The hidden…

Illustration of a right octagonal prism with regular octagons for bases and rectangular faces. The height…

Illustration of a right octagonal prism with octagons for bases and rectangular faces. The height of…

Illustration of a right octagonal prism, with octagons for bases and rectangular faces, that is resting…

Illustration of a right pentagonal prism with regular pentagons for bases and rectangular faces. The…

Illustration of a right pentagonal prism with regular pentagons for bases and rectangular faces. The…

Illustration of a right pentagonal prism with regular pentagons for bases and rectangular faces. The…

Illustration of a right prism - a prism whose lateral edges are perpendicular to its bases.

Illustration of a right rectangular prism with the height greater than the length and width. The bases…

Illustration of a right rectangular prism. The bases are congruent rectangles and the opposite faces…

Illustration of a right rectangular prism that is viewed at an angle. The bases are congruent rectangles…

Illustration of a right rectangular prism that is viewed at an angle. The bases are congruent rectangles…

Illustration of a right rectangular prism. The bases are congruent rectangles and the opposite faces…

Illustration of a right rectangular prism with the height greater than the length and width. The bases…

Illustration of the sections of a prism made by parallel planes cutting all the lateral edges into equal…

Illustration of the sections of a prism made by parallel planes cutting all the lateral edges into equal…

Illustration of a skewed pentagonal prism. The prism is non-right. The hidden edges are shown.

Illustration of a skewed pentagonal prism. The prism is non-right. The hidden edges are shown.

Illustration of a non-regular decagonal prism in the shape of a star. Then ends/bases are made of star-shaped…

Illustration of a non-regular decagonal prism in the shape of a star. Then ends/bases are made of star-shaped…

Side view of a non-regular decagonal prism in the shape of a star. Then ends/bases are made of star-shaped…

Illustration of a pentagonal prism showing, "If a piece of paper is fitted to cover the convex surface…

Illustration of a truncated prism - the part of a prism included between the base and a section made…

A volume of a truncated right triangular prism is equal to the product of its base by one third the…

A volume of a truncated right triangular prism is equal to the product of its base by one third the…

A truncated triangular prism is equivalent to the sum of three pyramids, whose common base is the base…

A truncated triangular prism is equivalent to the sum of three pyramids, whose common base is the base…

Illustration of a prism used to demonstrate that the volume of any prism is equal to the product of…

Diagram used to prove the theorem: "The volume of a prismatoid is equal to the product of one-sixth…

Illustration of 2 right octagonal prisms with congruent bases, but different heights. The height of…

Illustration of 2 right rectangular prisms. The bases are congruent, but the height of the smaller prism…