## 3. |
A = 3√3 / 4 = 1.299+ Trivial. Completely symmetric. |

## 4. |
A = 1 Trivial. Completely symmetric. |

## 5. |
A = √(50-10√5) / 8 = .657+ Trivial. Completely symmetric. |

## 6. |
A = √3 / 4 = .433 Trivial. Completely symmetric. |

## 7. |
A = .294+ Trivial. Completely symmetric. |

## 8. |
A = .216+ Found by David Cantrell, July 2006. Completely symmetric. |

## 9. |
A = .173+ Found by David Cantrell, July 2006. Horizontally symmetric. |

## 10. |
A = .150+ Found by David Cantrell, July 2006. Completely symmetric. |

## 11. |
A = .113+ Found by David Cantrell, August 2006. Horizontally symmetric. |

## 12. |
A = .104+ Found by David Cantrell, July 2006. Symmetry of an equilateral triangle. |

## 13. |
A = .0856+ Found by David Cantrell, June 2007. Horizontally symmetric. |

## 14. |
A = .0758+ Found by David Cantrell, June 2007. Horizontally symmetric. |

## 15. |
A = .0700+ Found by David Cantrell, August 2006. Horizontally symmetric. |

## 16. |
A = .0661+ Found by David Cantrell, August 2006. Symmetry of a square. |

More information is available at Mathworld.

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