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Illustration of a plane passing through a cylinder. Every section of a cylinder made by a plane passing through an element is a parallelogram.

Plane Passing Through A Cylinder

Illustration of a plane passing through a cylinder. Every section of a cylinder made by a plane passing…

Illustration of planes passing through a cylinder.

Planes Passing Through A Cylinder

Illustration of planes passing through a cylinder.

Illustration of a prism circumscribed about a cylinder.

Prism Circumscribed About A Cylinder

Illustration of a prism circumscribed about a cylinder.

Illustration of a triangular prism inscribed in a cylinder.

Prism inscribed in Cylinder

Illustration of a triangular prism inscribed in a cylinder.

Illustration of a triangular prism inscribed in a cylinder.

Prism inscribed in Cylinder

Illustration of a triangular prism inscribed in a cylinder.

Illustration of a pentagonal prism inscribed in a cylinder.

Prism inscribed in Cylinder

Illustration of a pentagonal prism inscribed in a cylinder.

Illustration of the method of finding the projection, in the form of an ellipse, of the top of a cylinder greatly inclined to a plane.

Projection of Cylinder

Illustration of the method of finding the projection, in the form of an ellipse, of the top of a cylinder…

Illustration of the projection of a cylinder.

Projection Of Cylinder

Illustration of the projection of a cylinder.

Illustration of the projection of a cylinder whose axis is parallel to the plane of the paper and makes an angle of 77° with the horizontal.

Projection Of Cylinder

Illustration of the projection of a cylinder whose axis is parallel to the plane of the paper and makes…

Illustration of the projection of a cylinder that is rightly inclined.

Projection Of Cylinder

Illustration of the projection of a cylinder that is rightly inclined.

Illustration of the projection of a cylinder that is obliquely inclined.

Projection Of Cylinder

Illustration of the projection of a cylinder that is obliquely inclined.

Projections of a cylinder inclined to horizontal plane.

Projections of Cylinder

Projections of a cylinder inclined to horizontal plane.

Illustration of a cylinder of revolution.

Cylinder of Revolution

Illustration of a cylinder of revolution.

Illustration of a right circular cylinder.

Right Circular Cylinder

Illustration of a right circular cylinder.

Illustration of a right circular cylinder with the height larger than the diameter.

Right Circular Cylinder

Illustration of a right circular cylinder with the height larger than the diameter.

Illustration of the plan and shaded elevation of a cylinder. The cylinder is viewed from the side and top.

Side And Top Views Of A Cylinder

Illustration of the plan and shaded elevation of a cylinder. The cylinder is viewed from the side and…

Illustration of a cylinder showing, "If a piece of paper is fitted to cover the convex surface of a prism or a cylinder, and then unrolled, its form will be that of a rectangle, as ABCD."

Surfaces Of A Cylinder

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

Illustration of a shaded vertical cylinder, viewed from the side.

Vertical Cylinder

Illustration of a shaded vertical cylinder, viewed from the side.

Illustration used to show finding the volume of a pentagonal prism.

Volume Of Cylinder

Illustration used to show finding the volume of a pentagonal prism.

Illustration showing the intersection of two intersecting cylinders.

2 Intersecting Cylinders

Illustration showing the intersection of two intersecting cylinders.

Illustration of 2 narrow right circular cylinders with equal heights (thickness) and different diameters. Both cylinders (discs) are resting on a side/edge.

2 Narrow Cylinders on Their Sides

Illustration of 2 narrow right circular cylinders with equal heights (thickness) and different diameters.…

Illustration of 2 right circular cylinders in which one cylinder is twice the height of the other.

2 Right Circular Cylinders

Illustration of 2 right circular cylinders in which one cylinder is twice the height of the other.

Illustration of 2 right circular cylinders in which one cylinder is twice the height and twice the diameter of the other.

2 Right Circular Cylinders

Illustration of 2 right circular cylinders in which one cylinder is twice the height and twice the diameter…

Illustration of 3 right congruent tangent circular cylinders. The height of all the cylinders is greater than the diameter of the base.

3 Congruent Tangent Right Circular Cylinders

Illustration of 3 right congruent tangent circular cylinders. The height of all the cylinders is greater…

Illustration of 3 right congruent tangent circular cylinders.

3 Congruent Tangent Right Circular Cylinders

Illustration of 3 right congruent tangent circular cylinders.

Illustration of 3 right congruent tangent circular cylinders. The height of all the cylinders is greater than the diameter of the base.

3 Congruent Tangent Right Circular Cylinders

Illustration of 3 right congruent tangent circular cylinders. The height of all the cylinders is greater…

Illustration of 4 congruent tangent right circular cylinders. The height of all the cylinders is greater than the diameter of the base.

4 Congruent Tangent Right Circular Cylinders

Illustration of 4 congruent tangent right circular cylinders. The height of all the cylinders is greater…

Illustration of the intersection of 2 cylinders of equal diameter.

Intersecting Cylinders

Illustration of the intersection of 2 cylinders of equal diameter.

Illustration of the intersection of 2 cylinders of equal diameter.

Intersecting Cylinders

Illustration of the intersection of 2 cylinders of equal diameter.

Illustration of the intersection of 3 cylinders of equal diameter.

Intersecting Cylinders

Illustration of the intersection of 3 cylinders of equal diameter.

Illustration of the intersection of 2 cylinders of equal diameter.

Intersecting Cylinders

Illustration of the intersection of 2 cylinders of equal diameter.

Illustration of the intersection of 2 cylinders of unequal diameter.

Intersecting Cylinders

Illustration of the intersection of 2 cylinders of unequal diameter.

Illustration showing a deltohedron.

Deltohedron

Illustration showing a deltohedron.

Illustration showing a tetragonal deuteropyramid.

Tetragonal Deuteropyramid

Illustration showing a tetragonal deuteropyramid.

Pattern that can be cut out and folded to construct a regular dodecahedron. Fold on the dotted lines, and keep the edges in contact by the glued strips of paper.

Pattern for Dodecahedron

Pattern that can be cut out and folded to construct a regular dodecahedron. Fold on the dotted lines,…

Illustration showing a pentagonal dodecahedron.

Pentagonal Dodecahedron

Illustration showing a pentagonal dodecahedron.

Illustration of a regular dodecahedron. A regular dodecahedron is a polyhedron with twelve equal pentagonal faces.

Regular Dodecahedron

Illustration of a regular dodecahedron. A regular dodecahedron is a polyhedron with twelve equal pentagonal…

Illustration showing a trigonal dodecahedron.

Trigonal Dodecahedron

Illustration showing a trigonal dodecahedron.

A development or rolled out image exercise problem of the dome and finding the true shape of the hip, or edge, of the dome by using projections or with dividers.

Development Exercise of Dome and True Shape of Hip

A development or rolled out image exercise problem of the dome and finding the true shape of the hip,…

Illustration showing a dyakisdodecahedron or diploid.

Dyakisdodecahedron

Illustration showing a dyakisdodecahedron or diploid.

Diagram used to prove the theorem: "The volume of the frustum of a pyramid (cone) is equal to the sum of three pyramids (cones) whose common altitude is the altitude of the frustum and whose bases are respectively the upper base, the lower base, and a mean proportional between them."

Volume of Frustum of a Pyramid

Diagram used to prove the theorem: "The volume of the frustum of a pyramid (cone) is equal to the sum…

Projection of a frustum of a square pyramid.

Projection of Frustum of Square Pyramid

Projection of a frustum of a square pyramid.

The frustum of a pyramid is the portion of a pyramid included between the base and a section parallel to the base.

Pyramid Frustum

The frustum of a pyramid is the portion of a pyramid included between the base and a section parallel…

The frustum of a triangular pyramid is equivalent to the sum of three pyramids whose common altitude is the altitude of the frustum and whose bases are the lower base, the upper base, and the mean proportional between the two bases of the frustum.

Triangular Pyramid Frustum

The frustum of a triangular pyramid is equivalent to the sum of three pyramids whose common altitude…

Illustration of the projection of a hexagonal prism.

Projection Of Hexagonal Prism

Illustration of the projection of a hexagonal prism.

Projection of a hexagonal bar.

Projection of Hexagonal Bar

Projection of a hexagonal bar.

Projection of a hexagonal nut.

Projection of Hexagonal Nut

Projection of a hexagonal nut.

Illustration of the projection of a hexagonal prism.

Projection Of Hexagonal Prism

Illustration of the projection of a hexagonal prism.

Illustration of the projection of a hexagonal prism having two of its parallel sides parallel to the plane of the paper, and its axis vertical. instead of a side elevation at right angles to the horizontal, the angle is 30° with the horizontal.

Projection Of Hexagonal Prism

Illustration of the projection of a hexagonal prism having two of its parallel sides parallel to the…

Illustration of the projection of a hexagonal prism whose axis is parallel to the plane of the paper and whose base makes and angle of 30° with the horizontal.

Projection Of Hexagonal Prism

Illustration of the projection of a hexagonal prism whose axis is parallel to the plane of the paper…

Construction of a regular hexagonal pyramid.

Construction of Hexagonal Pyramid

Construction of a regular hexagonal pyramid.

Illustration of a frustum of a hexagonal pyramid (including cross-section).

Frustum of Hexagonal Pyramid

Illustration of a frustum of a hexagonal pyramid (including cross-section).

Illustration of the intersection of a hexagonal pyramid and a plane.

Intersection of Hexagonal Pyramid and a Plane

Illustration of the intersection of a hexagonal pyramid and a plane.

Illustration of the projection of a hexagonal pyramid that is in a right position.

Projection Of Hexagonal Pyramid

Illustration of the projection of a hexagonal pyramid that is in a right position.

Illustration of the projection of a hexagonal pyramid that is obliquely inclined.

Projection Of Hexagonal Pyramid

Illustration of the projection of a hexagonal pyramid that is obliquely inclined.

Hexahedron - polyhedron with 6 faces.

Hexahedron

Hexahedron - polyhedron with 6 faces.

Hexahedron - polyhedron with 6 faces.

Hexahedron

Hexahedron - polyhedron with 6 faces.

Illustration showing the combination of a hexahedron and an dodecahedron.

Hexahedron and Dodecahedron

Illustration showing the combination of a hexahedron and an dodecahedron.

Illustration showing the combination of a hexahedron and an octahedron.

Hexahedron and Octahedron

Illustration showing the combination of a hexahedron and an octahedron.

Illustration showing the combination of a hexahedron and an octahedron.

Hexahedron and Octahedron

Illustration showing the combination of a hexahedron and an octahedron.