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Why this website

Icosahedron and Golden rectangle

Useful math knowledge

Sample calculations

Icosahedron calculator

 

3v dome

The 3v dome

3V dome calculator

Factors A & B

Factor C

Hexagon calculations

Pentagon calculations

Dihedral angles

Floor level

 

3V Greenhouse

Parts making

Mass production parts

Assembly

In the newspaper

Photo gallery

 

 

2v dome links:

2V dome calculator

2v dome model

2V Factors A and B

2V factors calculation

2V Floor level area

2V AAB-Panel

2V BBB-Panel

 

Projects

Alternative growing

Friggebod small building

Icosahedron DIY

Links:

Dome forum

Daves domes canada His domes survives the winters in canada

 

 

Looking to buy a dome?

daves domes canada

 

Contact me:

Email

 

 

Ensure your web browser allows java script

 

 

 

Put value in input box only

 

INPUT BOX Radius of icosahedron

 

Edge length triangles & golden rectangle short side
Equilateral triangle height
Golden rectangle long side
Dihedral angle
Circumference of sphere were icosa inscribed

Apothem, radius of sphere inscribed inside icosa

 

 

( multiply radius with to get edge length)