The Cube at a Glance
| Number of faces: |
4 squares |
| Number of edges: |
12 |
| Number of vertices: |
8 |
| Dihedral angle: |
90′ |
| Facial angle: |
90′ |
| Central angle: |
70’32″ |
| Elemental attribution: |
Earth |
| Geometric dual: |
octahedron |
Imaging the Cube:
(IMAGE REMOVED)
small, basic animation (poorer quality, shorter download)
(IMAGE REMOVED)
larger, more complex animation (higher quality, longer download)

ancient celtic model of the cube, carved in stone

an artist’s conceptualization of the cube

net, or pattern, that can be used to create a cube from cardstock
Proportions within the Cube
Proportions relative to edge length (if edge length equals one)
|
Insphere |
Interspere |
Circumsphere |
Surface Area |
|
0.5 |
0.707106781 |
0.866025404 |
|
|
1 divided by 2 |
1 divided by the square root of 2 |
the square root of 3 divided by 2 |
|
Proportions relative to insphere (if insphere radius equals one)
|
Edge Length |
Intersphere |
Circumsphere |
Surface Area |
|
2 |
1.414213562 |
1.732050808 |
|
|
|
square root of 2 |
square root of 3 |
|
Proportions relative to intersphere (if intersphere radius equals one)
|
Edge Length |
Insphere |
Circumsphere |
Surface Area |
|
1.414213562 |
0.707106781 |
1.224744871 |
|
|
square root of 2 |
1 divided by the square root of 2 |
square root of 3 divided by the square root of 2 |
|
Proportions relative to circumsphere
(if circumsphere radius equals one)
|
Edge Length |
Insphere |
Intersphere |
Surface Area |
|
1.154700538 |
0.577350269 |
0.816496581 |
|
|
four thirds times (the square root of 3 divided by 2) |
1 divided by the square root of 3 |
the square root of 2 divided by the square root of 3 |
|
Special thanks to
Bruce Rawles for supplying the above listed proportional figures.
all materials copyright 2010, Aidrian O'Connor
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