I started off posting about the truncated icosahedron, despite being fairly complex compared to the platonic solids, like the tetrahedron. The regular tetrahedron is probably the simplest 3D shape, except for maybe the sphere. It is made of 4 equilateral triangles, forming a triangular pyramid. …Read the Rest
TagsArchimedean solid cosine cotangent cube cuboctahedron D12 dodecahedron Factoring Fibonacci golden ratio icosahedron icosidodecahedron Law of Cosines Law of Sines Lucas series mach 3 nested radical octahedron Penrose tiles pentagon pentagonal pyramid pentagram phi Ø Platonic solid prism pyramid Radical regular tetrahedron rocket sine SketchUp soccer ball space Square Root tangent tetrahedron triangular pyramid Trigonometry truncated cube truncated dodecahedron truncated icosahedron truncated octahedron truncated tetrahedron vertex edge angle wire frame
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