# Sacred Geometry

35 34 Coin Cir CLeS the structures that circles make In both two and three dimensions points, or vertices, can be regarded as circles, or spheres. If you collect pennies, marbles, or peaches you can produce a variety of grids and learn a lot about how space arranges itself on the plane. All the grids shown on the next four pages can also be drawn as arrangements of touching equal circles. The most common pattern is the triangular repeat opposite top left. Beside it we see a twist grid which has left and righthand versions only one shown. The lower diagram opposite shows the grid formed from overlapping dodecagons see page 11. Not for beginners is the extremely obscure fact that a sphere point enneagon nine sides, see previous page can contain two more spheres which exactly touch below.