Vesica piscis and regular polygons.
All the vesica piscis in those regular polygons are 4 regular polygons short of a full circle (Odd sided polygons) . In a triange for example the vesica piscis has two triangles , when a full circle would have 6. In a pentagon the vesica has 6 pentagons when the full circle has 10.
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| Triangle |
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| Pentagon |
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| Heptagon |
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| Nonagon |
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| 35-gon |
With even sided polygons is 2 polygons short of a full circle.
